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CASIO FX-7400GII - SOFTWARE VERSION 2-00 User's Manual

fx-9860GII SD
fx-9860GII
fx-9860G AU PLUS
fx-9860G Slim
fx-9860G SD
fx-9860G
fx-9860G AU
Software Version 2.00
User's Guide
CASIO Worldwide Education Website
http://edu.casio.com
CASIO EDUCATIONAL FORUM
http://edu.casio.com/forum/
(Updated to OS 2.00)
(Updated to OS 2.00)
(Updated to OS 2.00)
(Updated to OS 2.00)
E

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   Summary of Contents for CASIO FX-7400GII - SOFTWARE VERSION 2-00

  • Page 1

    AU PLUS fx-9860G Slim (Updated to OS 2.00) fx-9860G SD (Updated to OS 2.00) fx-9860G (Updated to OS 2.00) fx-9860G AU (Updated to OS 2.00) Software Version 2.00 User’s Guide CASIO Worldwide Education Website http://edu.casio.com CASIO EDUCATIONAL FORUM http://edu.casio.com/forum/...

  • Page 2

    • The options described in Chapter 13 of this user’s guide may not be available in certain geographic areas. For full details on availability in your area, contact your nearest CASIO dealer or distributor. • Be sure to keep all user documentation handy for future reference.

  • Page 3: Table Of Contents

    Contents Getting Acquainted — Read This First! Chapter 1 Basic Operation 1. Keys ..........................1-1 2. Display .......................... 1-2 3. Inputting and Editing Calculations................. 1-5 4. Using the Math Input/Output Mode ................1-10 5. Option (OPTN) Menu ....................1-22 6. Variable Data (VARS) Menu ..................1-23 7.

  • Page 4: Table Of Contents

    Chapter 6 Statistical Graphs and Calculations 1. Before Performing Statistical Calculations ..............6-1 2. Calculating and Graphing Single-Variable Statistical Data ........... 6-4 3. Calculating and Graphing Paired-Variable Statistical Data ........... 6-9 4. Performing Statistical Calculations ................6-15 5. Tests ........................... 6-22 6.

  • Page 5

    Chapter 12 System Manager 1. Using the System Manager ..................12-1 2. System Settings ......................12-1 Chapter 13 Data Communications 1. Connecting Two Units ....................13-1 2. Connecting the Calculator to a Personal Computer ............ 13-1 3. Performing a Data Communication Operation ............13-2 4.

  • Page 6

    Getting Acquainted — Read This First! About this User’s Guide Model-specific Function and Screen Differences This User’s Guide covers multiple different calculator models. Note that some of the functions described here may not be available on all of the models covered by this User’s Guide. All of the screen shots in this User’s Guide show the fx-9860G SD screen, and the appearance of the screens of other models may be slightly different.

  • Page 7

    E-CON2 This manual does not cover the E-CON2 mode. For more information about the E-CON2 mode, download the E-CON2 manual (English version only) from: http://edu.casio.com. Contrast Adjustment Adjust the contrast whenever objects on the display appear dim or difficult to see.

  • Page 8

    Basic Operation Chapter 1 1. Keys Key Table Page Page Page Page Page Page Page Page Page Page Page Page 5-29 5-29 5-28 5-28 5-30 5-30 5-24 5-24 1-25 1-25 1-26 1-26 1-22 1-22 1-23 1-23 1-18, 1-18, 2-14 2-14 2-14 2-14 2-14...

  • Page 9: Display

    Key Markings Many of the calculator’s keys are used to perform more than one function. The functions marked on the keyboard are color coded to help you find the one you need quickly and easily. Function Key Operation 10 x The following describes the color coding used for key markings.

  • Page 10

    3. Press to display the initial screen of the mode whose icon you selected. Here we will enter the STAT mode. • You can also enter a mode without highlighting an icon in the Main Menu by inputting the number or letter marked in the lower right corner of the icon. •...

  • Page 11

    Use this mode to control the optionally available EA-200 Data Analyzer. For more information about the E-CON2 mode, download the E-CON2 manual (English version only) from: http://edu.casio. com. LINK Use this mode to transfer memory contents or back-up data to another unit or PC.

  • Page 12: Inputting And Editing Calculations

    –03 indicates that the result is equivalent to 1.2 –3 . This means that you should move the decimal point in 1.2 three places to the left, because the exponent is negative. This results in the value 0.0012. You can specify one of two different ranges for automatic changeover to normal display. –2 Norm 1 ....

  • Page 13

    Editing Calculations Use the keys to move the cursor to the position you want to change, and then perform one of the operations described below. After you edit the calculation, you can execute it by pressing . Or you can use to move to the end of the calculation and input more.

  • Page 14

    Using Replay Memory The last calculation performed is always stored into replay memory. You can recall the contents of the replay memory by pressing If you press , the calculation appears with the cursor at the beginning. Pressing causes the calculation to appear with the cursor at the end. You can make changes in the calculation as you wish and then execute it again.

  • Page 15

    Press Cursor is positioned automatically at the location of the cause of the error. Make necessary changes. Execute again. Using the Clipboard for Copy and Paste You can copy (or cut) a function, command, or other input to the clipboard, and then paste the clipboard contents at another location.

  • Page 16

    2. Use the cursor keys to move the cursor and highlight the range of text you want to cut. 3. Press (CUT) to cut the highlighted text to the clipboard. Cutting causes the original characters to be deleted. Pasting Text Move the cursor to the location where you want to paste the text, and then press (PASTE).

  • Page 17: Using The Math Input/output Mode

    4. Input the first letter of the command you want to input. This will display the first command that starts with that letter. 5. Use the cursor keys ( ) to highlight the command you want to input, and then press (INPUT) or Example To use the Catalog to input the ClrGraph command...

  • Page 18

    • Unless specifically stated otherwise, all operations in this section are performed in the RUN • MAT mode. Input Operations in the Math Input/Output Mode Math Input/Output Mode Functions and Symbols The functions and symbols listed below can be used for natural input in the Math input/output mode.

  • Page 19

    Using the MATH Menu In the RUN • MAT mode, pressing (MATH) displays the MATH menu. You can use this menu for natural input of matrices, differentials, integrals, etc. • {MAT} ... {displays the MAT submenu, for natural input of matrices} •...

  • Page 20

    Example 3 To input (MATH) To input 2 × Example 4 (MATH) (MAT) (2×2) 1-13...

  • Page 21

    When the calculation does not fit within the display window Arrows appear at the left, right, top, or bottom edge of the display to let you know when there is more of the calculation off the screen in the corresponding direction. When you see an arrow, you can use the cursor keys to scroll the screen contents and view the part you want.

  • Page 22

    This capability can be used with the following functions. Original Expression After Function Key Operation Expression Insertion Improper Fraction Power Cube Root Power Root log(a,b) (MATH) (log Absolute Value (MATH) (Abs) Linear Differential (MATH) Quadratic Differential (MATH) (MATH) Integral (MATH) Calculation ( ( ) •...

  • Page 23

    Using Undoing and Redoing Operations You can use the following procedures during calculation expression input in the Math input/ output mode (up until you press the key) to undo the last key operation and to redo the key operation you have just undone. - To undo the last key operation, press: (UNDO).

  • Page 24

    • Matrices are displayed in natural format, up to 6 × 6. A matrix that has more than six rows or columns will be displayed on a MatAns screen, which is the same screen used in the Linear input/output mode. •...

  • Page 25

    • The value stored in the answer memory is always dependent on the result produced by the last calculation performed. If history contents include operations that use the answer memory, editing a calculation may affect the answer memory value used in subsequent calculations.

  • Page 26

    2 + 3 1.5 + 2.3 (MATH) − 6 = 52 x = 3 (MATH) dx = ∑ (MATH) − 3 = 55 Performing Matrix Calculations Using Math Input/Output Mode To specify the dimensions (size) of a matrix 1. In the RUN • MAT mode, press (SET UP) (Math) 2.

  • Page 27

    The following operation is a continuation of the example calculation on the previous page. To assign a matrix created using Math input/output mode to a MAT mode matrix Example To assign the calculation result to Mat J (Mat) (Ans) (Mat) •...

  • Page 28

    Important! • On a model whose operating system has been updated to OS 2.00 from an older OS version, Math input/output mode input and result display are not supported in any mode except the RUN • MAT mode and e • ACT mode. Math Input/Output Mode Input in the GRAPH Mode You can use the Math input/output mode for graph expression input in the GRAPH, DYNA, TABLE, and RECUR modes.

  • Page 29: Option (optn) Menu

    Example To solve the quadratic equation + 5 = 0 in the EQUA mode EQUA (SET UP) (Complex Mode) (a+b (POLY) 5. Option (OPTN) Menu The option menu gives you access to scientific functions and features that are not marked on the calculator’s keyboard.

  • Page 30: Variable Data (vars) Menu

    6. Variable Data (VARS) Menu To recall variable data, press to display the variable data menu. {V-WIN}/{FACT}/{STAT}/{GRPH}/{DYNA}/{TABL}/{RECR}/{EQUA}/{TVM}/{Str} • Note that the EQUA and TVM items appear for function keys ( ) only when you access the variable data menu from the RUN • MAT (or RUN) or PRGM mode. •...

  • Page 31

    {INPT} • * ... {statistical calculation input values} ¯ x ¯ x ¯ x • { }/{s }/{s }/{s }/{s } ... {size of sample}/{mean of sample}/{sample standard deviation}/{size of sample 1}/{size of sample 2}/{mean of sample 1}/{mean of sample 2}/{standard deviation of sample 1}/{standard deviation of sample 2}/{standard deviation of sample {RESLT} •...

  • Page 32: Program (prgm) Menu

    RECR* — Recalling recursion formula* , table range, and table content data • {FORM} ... {recursion formula data menu} • { } ... { } expressions • {RANG} ... {table range data menu} • {Strt}/{End} ... table range {start value}/{end value} •...

  • Page 33: Using The Setup Screen

    • {DISP} ..{display command menu} • {REL} ..{conditional jump relational operator menu} • {I/O} ..{I/O control/transfer command menu} • {:} ..... {multi-statement command} • {STR} ..{string command} The following function key menu appears if you press (PRGM) in the RUN •...

  • Page 34

    Mode (calculation/binary, octal, decimal, hexadecimal mode) • {Comp} ... {arithmetic calculation mode} • {Dec}/{Hex}/{Bin}/{Oct} ... {decimal}/{hexadecimal}/{binary}/{octal} Frac Result (fraction result display format) • {d/c}/{ab/c} ... {improper}/{mixed} fraction Func Type (graph function type) Pressing one of the following function keys also switches the function of the key.

  • Page 35

    List File (list file display settings) • {FILE} ... {settings of list file on the display} Sub Name (list naming) • {On}/{Off} ... {display on}/{display off} Graph Func (function display during graph drawing and trace) • {On}/{Off} ... {display on}/{display off} Dual Screen (dual screen mode status) •...

  • Page 36: Using Screen Capture

    Periods/YR. * (payment interval specification) • {Annu}/{Semi} ... {annual}/{semiannual} Ineq Type (inequality fill specification) • {AND}/{OR} ... When graphing multiple inequalities, {fill areas where all inequality conditions are satisfied}/{fill areas where each inequality condition is satisfied} Simplify (calculation result auto/manual reduction specification) •...

  • Page 37: When You Keep Having Problems

    2. Press (CAPTURE). • This displays a memory area selection dialog box. 3. Input a value from 1 to 20 and then press • This will capture the screen image and save it in capture memory area named “Capt ” = the value you input).

  • Page 38

    Restart and Reset Restart Should the calculator start to act abnormally, you can restart it by pressing the RESTART button (P button). Note, however, that you should only use the RESTART button only as a last resort. Normally, pressing the RESTART button reboots the calculator’s operating system, so programs, graph functions and other data in calculator memory is retained.

  • Page 39: Basic Calculations

    Manual Calculations Chapter 2 1. Basic Calculations Arithmetic Calculations • Enter arithmetic calculations as they are written, from left to right. • Use the key to input the minus sign before a negative value. • Calculations are performed internally with a 15-digit mantissa. The result is rounded to a 10- digit mantissa before it is displayed.

  • Page 40

    Example 2 14 = 400 Condition Operation Display 3 decimal places (SET UP) 400.000 (Fix) Calculation continues using 28.571 display capacity of 10 digits 400.000 • If the same calculation is performed using the specified number of digits: 28.571 The value stored internally is 28.571 (NUM)* (Rnd)

  • Page 41

    tanh –1 , (–), d, h, b, o, Neg, Not, Det, Trn, Dim, Identity, Ref, Rref, Sum, Prod, Cuml, Percent, List, Abs, Int, Frac, Intg, Arg, Conjg, ReP, ImP Abbreviated multiplication format in front of Type A functions, Type C functions, and parenthesis.

  • Page 42

    Calculation Result Display Range with Display of a calculation result in format is supported for result with in up to two terms. Calculation results in format take one of the following forms. a ' b d ' e d a b •...

  • Page 43

    Calculation Result Display Range with A calculation results is displayed using format in the following cases. • When the calculation result can be displayed in the form is an integer up to |10 • When the calculation result can be displayed in the form However, {number of digits + number of digits + number of...

  • Page 44: Special Functions

    Overflow and Errors Exceeding a specified input or calculation range, or attempting an illegal input causes an error message to appear on the display. Further operation of the calculator is impossible while an error message is displayed. For details, see the “Error Message Table” on page -1. •...

  • Page 45

    Example 2 To add 456 to variable A and store the result in variable B To assign the same value to more than one variable [value] [first variable name] (~) [last variable name] • You cannot use “ ” or “ ” as a variable name. Example To assign a value of 10 to variables A through F String Memory...

  • Page 46

    To store a function Example To store the function (A+B) (A–B) as function memory number 1 (FMEM)* (STO) * fx-7400G (FMEM) • If the function memory number to which you store a function already contains a function, the previous function is replaced with the new one. •...

  • Page 47

    To delete a function Example To delete the contents of function memory number 1 (FMEM)* (STO) * fx-7400G (FMEM) • Executing the store operation while the display is blank deletes the function in the function memory you specify. Answer Function The Answer Function automatically stores the last result you calculated by pressing (unless the key operation results in an error).

  • Page 48: Specifying The Angle Unit And Display Format

    Performing Continuous Calculations Answer memory also lets you use the result of one calculation as one of the arguments in the next calculation. Example (Continuing) –1 Continuous calculations can also be used with Type B functions ( , on page 2-2), +, –, , °...

  • Page 49: Function Calculations

    To specify the number of significant digits (Sci) Example To specify three significant digits (Sci) Press the number key that corresponds to the number of significant digits you want to specify = 0 to 9). Specifying 0 makes the number of significant digits 10. •...

  • Page 50

    Hyperbolic Calculations (HYP) [OPTN]-[HYP] • {sinh}/{cosh}/{tanh} ... hyperbolic {sine}/{cosine}/{tangent} –1 –1 –1 • {sinh }/{cosh }/{tanh } ... inverse hyperbolic {sine}/{cosine}/{tangent} Probability/Distribution Calculations (PROB) [OPTN]-[PROB] • { } ... {press after inputting a value to obtain the factorial of the value} •...

  • Page 51

    Engineering Symbol (ESYM) [OPTN]-[ESYM] μ –3 –6 –9 –12 –15 • {m}/{ }/{n}/{p}/{f} ... {milli (10 )}/{micro (10 )}/{nano (10 )}/{pico (10 )}/{femto (10 • {k}/{M}/{G}/{T}/{P}/{E} ... {kilo (10 )}/{mega (10 )}/{giga (10 )}/{tera (10 )}/{peta (10 {exa (10 • {ENG}/{ENG} ... shifts the decimal place of the displayed value three digits to the {left}/{right} and {decreases}/{increases} the exponent by three.

  • Page 52

    Logarithmic and Exponential Functions • Be sure to specify Comp for Mode in the Setup screen. Example Operation log 1.23 (log 1.23) = 0.08990511144 1.23 8 = 3 (CALC)* (log a b) 2 (–3) = (–3) (–3) (–3) (–3) = 81 123 (= 123 ) = 1.988647795 )123...

  • Page 53

    Random Number Generation (RAND) Random Number Generation (0 to 1) (Ran#, RanList#) Ran# and RanList# generate 10 digit random numbers randomly or sequentially from 0 to 1. Ran# returns a single random number, while RanList# returns multiple random numbers in list form.

  • Page 54

    RanList# Examples Example Operation RanList# (4) (PROB)* (RAND) (List) (Generates four random numbers and displays the result on the ListAns screen.) RanList# (3, 1) (PROB)* (RAND) (Generates from the first to the third random (List) 3 numbers of sequence 1 and displays the result on the ListAns screen.) (Next, generates from the fourth to the sixth random number of sequence 1 and displays...

  • Page 55

    Example Operation RanNorm# (8, 68) (PROB)* (RAND) (Norm) (Randomly produces a body length value obtained in accordance with the normal distribution of a group of infants less than one year old with a mean body length of 68cm and standard deviation of 8.) RanNorm# (8, 68, 5) (PROB)* (RAND)

  • Page 56

    Example Operation (SET UP) Calculate and ° when = 14 and = 20.7 (Deg) 24.989 24.989 24.98979792 (r) 24.98979792 (r) (ANGL)** (Pol() 55.928 55.928 55.92839019 ( ) 55.92839019 ( ) 20.7 (Rec() 25 Calculate when = 25 and = 56° 13.979 13.979 13.97982259 (x)

  • Page 57

    Division Remainder (MOD), Remainder of Exponential Division (MOD Exp) Example Operation To determine the remainder when 137 is (NUM)* (MOD) 137 divided by 7 (MOD (137, 7) = 4) To determine the remainder when 5 (NUM)* (MOD • divided by 3 (MOD E (5, 3, 3) = 2) •...

  • Page 58

    = 0.0009k (kilo) (ENG)* = 0.9 (ENG)* = 900m (ENG)* * fx-7400G (ESYM) Converts the displayed value to the next higher engineering unit, by shifting the decimal point three places to the right. Converts the displayed value to the next lower engineering unit, by shifting the decimal point three places to the left.

  • Page 59: Numerical Calculations

    5. Numerical Calculations The following explains the numerical calculation operations included in the function menu displayed when (CALC) ( (CALC) on the fx-7400G ) is pressed. The following calculations can be performed. • {Int÷}/{Rmdr}/{Simp} ... {quotient}/{remainder}/{simplification} • {Solve}/{ }/{SolvN} ... {equality solution}/{differential}/{quadratic differential}/ {integration}/{ ) function solution} •...

  • Page 60

    Under initial default settings, this calculator automatically simplifies fraction calculation results before displaying them. Before performing the following examples, use the Setup screen to change the “Simplify” setting from “Auto” to “Manual” (page 1-29). • When “a+b ” or “ ”...

  • Page 61

    Variable table input is used with the Solve function in the EQUA mode. This input method is recommended for most normal Solve function input. An error (Time Out) occurs when there is no convergence of the solution. For information about Solve calculations, see page 4-4. •...

  • Page 62

    Differential Calculations [OPTN]-[CALC]-[ To perform differential calculations, first display the function analysis menu, and then input the values using the syntax below. (CALC)* * fx-7400G (CALC) : point for which you want to determine the derivative, : tolerance) d/dx ( f (x) a) d/dx ( f (x) a) f (a) f (a)

  • Page 63

    • Inaccurate results and errors can be caused by the following: - discontinuous points in values - extreme changes in values - inclusion of the local maximum point and local minimum point in values - inclusion of the inflection point in values - inclusion of undifferentiable points in values...

  • Page 64

    • Input of the tolerance ( ) value and the closing parenthesis can be omitted. • Specify a tolerance ( ) value of 1 –14 or greater. An error (Time Out) occurs whenever no solution that satisfies the tolerance value can be obtained. •...

  • Page 65

    Example To perform the integration calculation for the function shown below, with a tolerance of “ ” = 1 – 4 + 3x + 4) dx + 3x + 4) dx Input the function (CALC)* * fx-7400G (CALC) Input the start point and end point. Input the tolerance value.

  • Page 66

    Integration Calculation Precautions • In the function ), only X can be used as a variable in expressions. Other variables (A through Z excluding X, , ) are treated as constants, and the value currently assigned to that variable is applied during the calculation. •...

  • Page 67

    Maximum/Minimum Value Calculations [OPTN]-[CALC]-[FMin]/[FMax] After displaying the function analysis menu, you can input maximum/minimum calculations using the formats below, and solve for the maximum and minimum of a function within interval a x b Minimum Value (CALC)* (FMin) * fx-7400G (CALC) : start point of interval, : end point of interval,...

  • Page 68: Complex Number Calculations

    6. Complex Number Calculations You can perform addition, subtraction, multiplication, division, parentheses calculations, function calculations, and memory calculations with complex numbers just as you do with the manual calculations described on pages 2-1 to 2-14. You can select the complex number calculation mode by changing the Complex Mode item on the Setup screen to one of the following settings.

  • Page 69

    Arithmetic Operations [OPTN]-[CPLX]-[ Arithmetic operations are the same as those you use for manual calculations. You can even use parentheses and memory. Example (1 + 2 ) + (2 + 3 (CPLX)* * fx-7400G (CPLX) Reciprocals, Square Roots, and Squares Example (3 + (CPLX)*...

  • Page 70

    (CPLX)* (Abs) (Calculation of absolute value) * fx-7400G (CPLX) (CPLX)* (Arg) (Calculation of argument) * fx-7400G (CPLX) • The result of the argument calculation differs in accordance with the current angle unit setting (degrees, radians, grads). Conjugate Complex Numbers [OPTN]-[CPLX]-[Conj] a + bi A complex number of the form becomes a conjugate complex number of the form...

  • Page 71: Binary, Octal, Decimal, And Hexadecimal Calculations With Integers

    Example To transform the rectangular form of complex number 1 + 3 to its polar form (SET UP) (Deg) (CPLX)** * fx-7400G , fx-9750G ** fx-7400G (CPLX) (CPLX)* * fx-7400G (CPLX) • The input/output range of complex numbers is normally 10 digits for the mantissa and two digits for the exponent.

  • Page 72

    Number System Binary Octal Decimal Hexadecimal Display Capacity 16 digits 11 digits 10 digits 8 digits • The alphabetic characters used in the hexadecimal number appear differently on the display to distinguish them from text characters. Normal Text Hexadecimal Values Keys •...

  • Page 73

    To input values of mixed number systems Example To input 123 , when the default number system is hexadecimal (SET UP) Move the highlighting to “Mode”, and then press (Hex) (d~o) Negative Values and Bitwise Operations Press (LOG) to display a menu of negation and bitwise operators. •...

  • Page 74: Matrix Calculations

    To convert a displayed value from one number system to another Example To convert 22 (default number system) to its binary or octal value (SET UP) Move the highlighting to “Mode”, and then press (Dec) (d~o) (DISP) ( Bin) ( Oct) 8.

  • Page 75

    Inputting and Editing Matrices Pressing ( MAT) displays the Matrix Editor screen. Use the Matrix Editor to input and edit matrices. … (row) (column) matrix None… no matrix preset • {DEL}/{DEL A} ... deletes {a specific matrix}/{all matrices} • • {DIM} ... {specifies the matrix dimensions (number of cells)} Creating a Matrix To create a matrix, you must first define its dimensions (size) in the Matrix Editor.

  • Page 76

    The following operation is a continuation of the example calculation on the previous page. (Data is input into the highlighted cell. Each time you press , the highlighting moves to the next cell to the right.) • Displayed cell values show positive integers up to six digits, and negative integers up to five digits (one digit used for the negative sign).

  • Page 77

    Row Calculations The following menu appears whenever you press (R-OP) while a recalled matrix is on the display. • {Swap} ... {row swap} • { Rw} ... {product of specified row and scalar} • { Rw+} ... {addition of one row and the product of a specified row with a scalar} •...

  • Page 78

    To add two rows together Example To add row 2 to row 3 (R-OP) (Rw+) Specify number of row to be added. Specify number of row to be added to. Row Operations • {DEL} ... {delete row} • {INS} ... {insert row} •...

  • Page 79

    Column Operations • {DEL} ... {delete column} • {INS} ... {insert column} • {ADD} ... {add column} To delete a column Example To delete column 2 (COL) (DEL) Modifying Matrices Using Matrix Commands [OPTN]-[MAT] To display the matrix commands 1. From the Main Menu, enter the RUN • MAT mode. 2.

  • Page 80

    Example To input the following data as Matrix A: 1 3 5 1 3 5 2 4 6 2 4 6 ( [ ) ( [ ) ( ] ) ( [ ) ( ] ) ( ] ) (MAT) (Mat) Matrix name •...

  • Page 81

    To assign values to and recall values from an existing matrix [OPTN]-[MAT]-[Mat] Use the following format with the Mat command to specify a cell for value assignment and recall. Mat X [ X = matrix name (A through Z, or Ans) = row number = column number Example 1...

  • Page 82

    • You can use Matrix Answer Memory to assign the results of the above matrix input and edit operations to a matrix variable. To do so, use the following syntax. Fill ( , Mat ) Augment (Mat , Mat ) In the above, , , and are any variable names A through Z, and is any value.

  • Page 83

    Matrix Arithmetic Operations [OPTN]-[MAT]-[Mat]/[Iden] Example 1 To add the following two matrices (Matrix A + Matrix B): (MAT) (Mat) (Mat) Example 2 To multiply the two matrices in Example 1 (Matrix A Matrix B) (MAT) (Mat) (Mat) • The two matrices must have the same dimensions in order to be added or subtracted. An error occurs if you try to add or subtract matrices of different dimensions.

  • Page 84

    (MAT) (Trn) (Mat) Row Echelon Form [OPTN]-[MAT]-[Ref] This command uses the Gaussian elimination algorithm to find the row echelon form of a matrix. Example To find the row echelon form of the following matrix: Matrix A = (MAT) (Ref) (Mat) Reduced Row Echelon Form [OPTN]-[MAT]-[Rref] This command finds the reduced row echelon form of a matrix.

  • Page 85

    • Only square matrices (same number of rows and columns) can be inverted. Trying to invert a matrix that is not square produces an error. • A matrix with a determinant of zero cannot be inverted. Trying to invert a matrix with determinant of zero produces an error.

  • Page 86

    Complex Number Calculations with a Matrix Example To determine the absolute value of a matrix with the following complex number elements: –1 + i –1 + i 1 + i 1 + i Matrix D = 1 + i 1 + i –2 + 2i –2 + 2i (NUM)

  • Page 87

    You can convert from any unit in a category to any other unit in the same category. • Attempting to convert from a unit in one category (such as “AREA”) to a unit in another category (such as “TIME”) results in a Conversion ERROR. •...

  • Page 88

    Unit Conversion Command List Cat. Display Name Unit Cat. Display Name Unit fermi cubic centimeter Å angstrom milliliter micrometer liter millimeter cubic meter centimeter cubic inch meter cubic foot kilometer fl_oz(UK) ounce astronomical unit fl_oz(US) fluid ounce (U.S.) l.y. light year gal(US) gallon parsec...

  • Page 89

    Cat. Display Name Unit Cat. Display Name Unit °C degrees Celsius Pascal Kelvin Kilo Pascal °F degrees Fahrenheit millimeter of water °R degrees Rankine mmHg millimeter of Mercury meter per second atmosphere km/h kilometer per hour inch of water knot knot inHg inch of Mercury...

  • Page 90: Inputting And Editing A List

    List Function Chapter 3 A list is a storage place for multiple data items. This calculator lets you store up to 26 lists in a single file, and you can store up to six files in memory. Stored lists can be used in arithmetic and statistical calculations, and for graphing. Element number Display range Cell...

  • Page 91

    To batch input a series of values 1. Use the cursor keys to move the highlighting to another list. 2. Press ( { ), and then input the values you want, pressing between each one. Press ( } ) after inputting the final value.

  • Page 92

    To delete a cell 1. Use the cursor keys to move the highlighting to the cell you want to delete. 2. Press (DEL) to delete the selected cell and cause everything below it to be shifted • The cell delete operation does not affect cells in other lists. If the data in the list whose cell you delete is somehow related to the data in neighboring lists, deleting a cell can cause related values to become misaligned.

  • Page 93

    3. Type in the name and then press • To type in a name using alpha characters, press to enter the ALPHA-LOCK mode. Example: YEAR • The following operation displays a sub name in the RUN • MAT (or RUN) mode. (List) ( [ ) ( ] )

  • Page 94: Manipulating List Data

    Ascending order 1. While the lists are on the screen, press (TOOL) (SRT • 2. The prompt “How Many Lists?:” appears to ask how many lists you want to sort. Here we will sort one base list linked to one other list, so we should input 2. 3.

  • Page 95

    Example To transfer the contents of List 1 (2, 3, 6, 5, 4) to column 1, and the contents of List 2 (11, 12, 13, 14, 15) to column 2 of Matrix Answer Memory (LIST) (L M) (List) (List) To count the number of data items in a list [OPTN]-[LIST]-[Dim] (LIST) (Dim)

  • Page 96

    To generate a sequence of numbers [OPTN]-[LIST]-[Seq] (LIST) (Seq) <expression> <variable name> <start value> <end value> <increment> • The result of this operation is stored in ListAns Memory. Example To input the number sequence 1 , 11 , into a list, using the function ) = X .

  • Page 97

    To calculate the median of data items of specified frequency [OPTN]-[LIST]-[Med] This procedure uses two lists: one that contains values and one that indicates the frequency (number of occurrences) of each value. The frequency of the data in Cell 1 of the first list is indicated by the value in Cell 1 of the second list, etc.

  • Page 98

    To calculate the cumulative frequency of each data item [OPTN]-[LIST]-[Cuml] (LIST) (Cuml) (List) <list number 1 - 26> • The result of this operation is stored in ListAns Memory. Example To calculate the cumulative frequency of each data item in List 1 (2, 3, 6, 5, 4) (LIST) (Cuml)

  • Page 99: Arithmetic Calculations Using Lists

    • You can specify the storage location in list memory for a calculation result produced by a list calculation whose result is stored in ListAns memory. For example, specifying “ List 1 List 2” will store the result of List 1 in List 2. •...

  • Page 100

    To directly input a list of values You can also directly input a list of values using {, }, and Example To input the list: 56, 82, 64 ( { ) ( } ) To assign the contents of one list to another list to assign the contents of one list to another list.

  • Page 101

    To use list contents in ListAns Memory in a calculation Example To multiply the list contents in ListAns Memory by 36 (LIST) (List) (Ans) • The operation (LIST) (List) (Ans) recalls ListAns Memory contents. • This operation replaces current ListAns Memory contents with the result of the above calculation.

  • Page 102: Switching Between List Files

    Performing Scientific Function Calculations Using a List Lists can be used just as numeric values are in scientific function calculations. When the calculation produces a list as a result, the list is stored in ListAns Memory. Example To use List 3 to perform sin (List 3) Use radians as the angle unit.

  • Page 103: Simultaneous Linear Equations

    Equation Calculations Chapter 4 From the Main Menu, enter the EQUA mode. • {SIML} ... {linear equation with 2 to 6 unknowns} • {POLY} ... {degree 2 to 6 equation} • {SOLV} ... {solve calculation} 1. Simultaneous Linear Equations You can solve simultaneous linear equations with two to six unknowns. •...

  • Page 104: High-order Equations From 2nd To 6th Degree

    EQUA (SIML) (SOLV) • Internal calculations are performed using a 15-digit mantissa, but results are displayed using a 10-digit mantissa and a 2-digit exponent. • Simultaneous linear equations are solved by inverting the matrix containing the coefficients of the equations. For example, the following shows the solution (x, y, z) of a simultaneous linear equation with three unknowns.

  • Page 105

    • To change the value of a coefficient that you already stored by pressing , move the cursor to the coefficient you want to edit. Next, input the value you want to change to. • Pressing (CLR) clears all coefficients to zero. 4.

  • Page 106: Solve Calculations

    3. Solve Calculations The Solve Calculation mode lets you determine the value of any variable in a formula without having to solve the equation. 1. From the Main Menu, enter the EQUA mode. 2. Select the SOLV (Solver) mode, and input the equation as it is written. •...

  • Page 107: Sample Graphs

    Graphing Chapter 5 Select the icon in the Main Menu that suits the type of graph you want to draw or the type of table you want to generate. • GRAPH … General function graphing • RUN • MAT (or RUN) … Manual graphing (pages 5-12 to 5-15) •...

  • Page 108: Controlling What Appears On A Graph Screen

    (CONV) ( Y=) to ( Y ) ( X=) to ( X ) ... changes the function type (Y>) to (Y ) ..Y inequality on left side (X>) to (X ) ..X inequality on left side Repeat this step as many times as required to input all of the functions you want. Next you should specify which of the functions among those that are stored in memory you want to graph (see page 5-6).

  • Page 109

    To make V-Window settings 1. From the Main Menu, enter the GRAPH mode. 2. Press (V-WIN) to display the V-Window setting screen. Rectangular coordinate parameter Xmin/Xmax … Minimum/maximum -axis value Xscale … Spacing of -axis increments Xdot … Value that corresponds to one -axis dot Ymin/Ymax …...

  • Page 110

    V-Window Memory You can store up to six sets of V-Window settings in V-Window memory for recall when you need them. To store V-Window settings 1. From the Main Menu, enter the GRAPH mode. 2. Press (V-WIN) to display the V-Window setting screen, and input the values you want.

  • Page 111

    Zoom This function lets you enlarge and reduce the graph on the screen. 1. Draw the graph. 2. Specify the zoom type. (ZOOM) (BOX) ... Box zoom Draw a box around a display area, and that area is enlarged to fill the entire screen.

  • Page 112: Drawing A Graph

    (ZOOM) (BOX) • You must specify two different points for box zoom, and the two points cannot be on a straight line vertically or horizontally from each other. 3. Drawing a Graph You can store up to 20 functions in memory. Functions in memory can be edited, recalled, and graphed.

  • Page 113

    To store a parametric function Example To store the following expressions in memory areas Xt3 and Yt3: x = 3 sinT y = 3 cosT (TYPE) (Parm) (Specifies parametric expression.) (Inputs and stores expression.) (Inputs and stores expression.) To create a composite function Example To use relations in Y1 and Y2 to create composite functions for Y3 and Y4...

  • Page 114

    The above three screens are produced using the Trace function. See “Function Analysis” (page 5-29) for more information. Editing and Deleting Functions To edit a function in memory Example To change the expression in memory area Y1 from – 5 to –...

  • Page 115

    3. Press (Yes) to delete the function or (No) to abort the procedure without deleting anything. • Using the above procedure to delete one line of a parametric function (such as Xt2) also will delete the applicable paired line (Yt2, in the case of Xt2). Selecting Functions for Graphing To specify the draw/non-draw status of a graph 1.

  • Page 116: Storing A Graph In Picture Memory

    Graph Memory Graph memory lets you store up to 20 sets of graph function data and recall it later when you need it. A single save operation saves the following data in graph memory. • All graph functions in the currently displayed Graph relation list (up to 20) •...

  • Page 117: Drawing Two Graphs On The Same Screen

    To recall a stored graph 1. After graphing in GRAPH mode, press (PICT) (RCL) to display the pop-up window. 2. Press a number key to specify the Picture memory for the picture you want to recall, and then press . Pressing recalls the picture function in Picture Memory 1 (Pict 1).

  • Page 118: Manual Graphing

    Pressing (SEL) while one of the function’s is highlighted would causes its “ ” or “ ” indicator to be cleared. A function without an indicator is drawn as the main screen graph (on the left side of the display). Example Graph + 1)(...

  • Page 119

    (V-WIN) (SKTCH) (Cls) (GRPH) (Y=) • Certain functions can be graphed easily using built-in function graphs. • You can draw graphs of the following built-in scientific functions. Rectangular Coordinate Graph Polar Coordinate Graph –1 • sin x • cos x •...

  • Page 120

    (TYPE) (Y=) ( [ ) ( ] ) (DRAW) • The value of only one of the variables in the expression can change. • Any of the following cannot be used for the variable name: X, Y, r, , T. •...

  • Page 121: Using Tables

    MAT (or RUN) • (CLIP) (COPY) GRAPH (SET UP) (Off) *fx-7400G , fx-9750G : (V-WIN) (TYPE) (Y=) (DRAW) (PASTE) • Paste is supported only when “Off” is selected for the “Dual Screen” setting on the Setup screen. • Though there is no limit on the number of graphs you can draw by pasting a function, the total number of graphs supported by trace and other functions is 30 (number of graphs drawn using expression number 1 to 20, plus graphs drawn using pasted functions).

  • Page 122

    To generate a table using a table range Example To generate a table as the value of variable x changes from –3 to 3, in increments of 1 TABLE (SET) The numeric table range defines the conditions under which the value of variable changes during function calculation.

  • Page 123

    To generate a differential number table Changing the setting of Setup screen’s Derivative item to On causes a number table that includes the derivative to be displayed whenever you generate a number table. Locating the cursor at a differential coefficient displays “ ”...

  • Page 124

    Copying a Table Column to a List A simple operation lets you copy the contents of a numeric table column into a list. to move the cursor to the column you want to copy. The cursor can be in any row.

  • Page 125

    (TYPE) (Y=) (SET) (TABL) CON) • • You can use Trace, Zoom, or Sketch after drawing a graph. Simultaneously Displaying a Number Table and Graph Specifying T+G for Dual Screen on the Setup screen makes it possible to display a number table and graph at the same time.

  • Page 126: Dynamic Graphing

    8. Dynamic Graphing Important! • The fx-7400G is not equipped with the DYNA mode. Using Dynamic Graph Dynamic Graph lets you define a range of values for the coefficients in a function, and then observe how a graph is affected by changes in the value of a coefficient. It helps to see how the coefficients and terms that make up a function influence the shape and position of a graph.

  • Page 127

    Repeats from through Drawing a Dynamic Graph Locus Turning on the Dynamic Graph locus setting on the Setup screen lets you overlay a graph drawn by changing the coefficient values. 1. From the Main Menu, enter the DYNA mode. 2. Make V-Window settings. 3.

  • Page 128: Graphing A Recursion Formula

    Graph Calculation DOT Switching Function Use this function to specify drawing of all the dots on the Dynamic Graph X-axis, or every other dot. This setting is value for Dynamic Func Y= graphic only. 1. Press (SET UP) to display the Setup screen. 2.

  • Page 129

    2. Specify the recursion type. (TYPE) ) ... {general term of sequence ) ... {linear two-term recursion} ) ... {linear three-term recursion} 3. Input the recursion formula. 4. Specify the table range. Specify a start point and end point for .

  • Page 130

    RECUR (V-WIN) (TYPE) (SET) (SEL+S) (TABL) CON) • • After drawing a graph, you can use Trace, Zoom, and Sketch. • Press to return to the number table screen. After drawing a graph, you can toggle between the number table screen and graph screen by pressing (G T).

  • Page 131

    (TABL) (PHAS) • If you enter three expressions on the RECUR mode screen and select all of them for table creation, you will need to specify which two of the three expressions you want to use to draw the phase plot. To do so, use the function menu that appears when you press (PHAS) on the table screen.

  • Page 132

    WEB Graph (Convergence, Divergence) ) is graphed by presuming for linear two-term regression composed of . Next, it can be determined whether the function is convergent or divergent. 1. From the Main Menu, enter the RECUR mode. 2. Make V-Window settings. 3.

  • Page 133: Graphing A Conic Section, Changing The Appearance Of A Graph

    10. Graphing a Conic Section Important! • The fx-7400G is not equipped with the CONICS mode. Graphing a Conic Section You can use the CONICS mode to graph parabolas, circles, ellipses, and hyperbolas. You can input a rectangular coordinate function, polar coordinate function, or parametric function for graphing.

  • Page 134

    1. From the Main Menu, enter the GRAPH mode. 2. Make V-Window settings. 3. On the Setup screen, use the “Sketch Line” setting to specify the line style you want. ) … Normal (initial default) ) … Thick (twice the thickness of Normal) ) …...

  • Page 135: Function Analysis

    (TYPE) (Y=) (DRAW) (SKTCH) (Tang) You can draw a tangent line in succession by moving the “ ” pointer and pressing 12. Function Analysis Reading Coordinates on a Graph Line Trace lets you move a pointer along a graph and read out coordinates on the display. 1.

  • Page 136

    1. From the Main Menu, enter the GRAPH mode. 2. On the Setup screen, specify On for Derivative. 3. Draw the graph. 4. Press (TRCE), and the pointer appears at the center of the graph. The current coordinates and the derivative also appear on the display at this time.

  • Page 137

    (Y-ICPT) ... -intercept (ISCT) ... Intersection of two graphs (Y-CAL) ... -coordinate for given -coordinate (X-CAL) ... -coordinate for given -coordinate ) ... Integral value for a given range 4. When there are multiple graphs on the screen, the selection cursor ( ) is located at the lowest numbered graph.

  • Page 138

    • You can calculate the point of intersection for rectangular coordinate graphs (Y= ) type) and inequality graphs (Y ), Y ), Y ) or Y )) only. • Either of the following can cause poor accuracy or even make it impossible to obtain solutions.

  • Page 139

    Example Graph the function shown below, and then determine the integral value at (–2, 0). Y1 = + 2)( – 2) • You can also specify the lower limit and upper limit by inputting them on the 10-key pad. • When setting the range, make sure that the lower limit is less than the upper limit. •...

  • Page 140

    To calculate the focus and length of latus rectum [G-SLV]-[FOCS]/[LEN] Example To determine the focus and length of latus rectum for the parabola X = (Y – 2) Use the following V-Window settings. Xmin = –1, Xmax = 10, Xscale = 1 Ymin = –5, Ymax = 5, Yscale = 1...

  • Page 141: Before Performing Statistical Calculations

    Statistical Graphs and Chapter 6 Calculations Important! This chapter contains a number of graph screen shots. In each case, new data values were input in order to highlight the particular characteristics of the graph being drawn. Note that when you try to draw a similar graph, the unit uses data values that you have input using the List function.

  • Page 142

    • List The initial default statistical data is List 1 for single-variable data, and List 1 and List 2 for paired-variable data. You can specify which statistical data list you want to use for -data and -data. • Frequency Normally, each data item or data pair in the statistical data list is represented on a graph as a point.

  • Page 143

    • Display (pie graph value display setting) • {%}/{Data} ... For each data element {display as percentage}/{display as value} • % Sto Mem (Specifies storage of percentage values to a list.) • {None}/{List} ... For percentage values: {Do not store to list}/{Specify List 1 to 26 and store} When “Box”...

  • Page 144: Calculating And Graphing Single-variable Statistical Data

    2. Calculating and Graphing Single-Variable Statistical Data Single-variable data is data with only a single variable. If you are calculating the average height of the members of a class for example, there is only one variable (height). Single-variable statistics include distribution and sum. The following types of graphs are available for single-variable statistics.

  • Page 145

    The display screen appears as shown above before the graph is drawn. At this point, you can change the Start and Width values. Med-box Graph This type of graph lets you see how a large number of data items are grouped within specific ranges. A box minX minX encloses all the data in an area from the first quartile...

  • Page 146

    Normal Distribution Curve The normal distribution curve is graphed using the normal distribution function. XList specifies the list where the data is input, while Freq specifies the list where the data frequency is input. 1 is specified for Freq when frequency is not specified. Broken Line Graph Lines connect center points of a histogram bar.

  • Page 147

    • Press (DRAW) to return to the original single-variable statistical graph. • When Mod has multiple solutions, they are all displayed. • You can use the Setup screen’s “Q1Q3 Type” setting to select either “Std” (standard calculation) or “OnData” (French calculation) for the Q1 and Q3 calculation mode. For details about calculation methods while “Std”...

  • Page 148

    Center Point Center Point Median Median 2 + 3 2 + 3 7 + 8 7 + 8 = Q1 = Q1 = Q3 = Q3 OnData The Q1 and Q3 values for this calculation method are described below. Q1 = {value of element whose cumulative frequency ratio is greater than 1/4 and nearest to 1/4} Q3 = {value of element whose cumulative frequency ratio is greater than 3/4 and nearest to 3/4}...

  • Page 149: Calculating And Graphing Paired-variable Statistical Data

    3. Calculating and Graphing Paired-Variable Statistical Data Drawing a Scatter Diagram and Line Graph The following procedure plots a scatter diagram and connects the dots to produce an line graph. 1. From the Main Menu, enter the STAT mode. 2. Input the data into a list. 3.

  • Page 150

    Example Input the two sets of data shown below and plot the data on a scatter diagram. Next, perform logarithmic regression on the data to display the regression parameters, and then draw the corresponding regression graph. 0.5, 1.2, 2.4, 4.0, 5.2 ( List) –2.1, 0.3, 1.5, 2.0, 2.4 ( List)

  • Page 151

    Graphing Statistical Calculation Results While the parameter calculation result is on the display, you can graph the displayed regression formula by pressing (DRAW). Linear Regression Graph Linear regression uses the method of least squares to plot a straight line that passes close to as many data points as possible, and returns values for the slope and -intercept ( -coordinate...

  • Page 152

    Quadratic regression Cubic regression Model formula..Model formula....regression second coefficient ..regression third coefficient ..regression first coefficient ..regression second coefficient ..regression constant term ..regression first coefficient -intercept) ..regression constant term -intercept) Quartic regression Model formula..

  • Page 153

    Power Regression Graph Power regression expresses as a proportion of the power of . The standard power regression formula is × , so if we take the logarithm of both sides we get In = In × In . Next, if we say X = In , Y = In , and A = In , the formula corresponds to...

  • Page 154

    While the statistical data list is on the display, recall the Setup screen to specify a LIST (“List 1” through “List 26”) for “Resid List”. Calculated residual data is stored in the specified list. The vertical distance from the plots to the regression model will be stored in the list. Plots that are higher than the regression model are positive, while those that are lower are negative.

  • Page 155: Performing Statistical Calculations

    4. Performing Statistical Calculations All of the statistical calculations up to this point were performed after displaying a graph. The following procedures can be used to perform statistical calculations alone. To specify statistical calculation data lists You have to input the statistical data for the calculation you want to perform and specify where it is located before you start a calculation.

  • Page 156

    These values can also be directly obtained by displaying the statistical data list and pressing (CALC) (2VAR). After this, pressing scrolls the statistical calculation result display so you can view variable characteristics. For details on the meanings of these statistical values, see “Displaying the Calculation Results of a Drawn Paired-Variable Graph”...

  • Page 157

    MSe = MSe = – (ax – (ax + b)) + b)) • Linear Regression ( )..... n – 2 n – 2 MSe = MSe = )..... – (a + bx – (a + bx n – 2 n – 2 MSe = MSe = •...

  • Page 158

    3. Pressing or a number key at this time causes the -value input dialog box to reappear so you can perform another estimated value calculation if you want. • The pointer does not appear if the calculated coordinates are not within the display range. •...

  • Page 159

    Normal Probability Distribution Calculation You can calculate normal probability distributions for single-variable statistics with the RUN • MAT (or RUN) mode. Press (PROB) ( (PROB) on the fx-7400G ( ) to display a function menu, which contains the following items. •...

  • Page 160

    4. Press , select the RUN • MAT (or RUN) mode, press (PROB) (PROB) on the fx-7400G ) to recall the probability calculation (PROB) menu. (PROB)* * fx-7400G (PROB) (Normalized variate for 160.5 cm) Result: –1.633855948 ( –1.634) (Normalized variate for 175.5 cm) Result: 0.4963343361 ( 0.496)

  • Page 161

    1. From the Main Menu, enter the RUN • MAT mode. 2. Press the keys as follows. (STAT) (DIST) (NORM) (NPd) ( { ) ( } ) • For details about what you can do with the distribution function and its syntax, see “Performing Distribution Calculations in a Program”...

  • Page 162: Tests

    Calculations Using the TEST Command Important! • The following operations cannot be performed on the fx-7400G You can use special functions in the RUN • MAT mode or PRGM mode to perform calculations that are the same as the STAT mode Test, Test, and other test calculations (page 6-22).

  • Page 163

    1-Sample Test tests for the unknown population mean when the population standard deviation is known. 2-Sample Test tests the equality of the means of two populations based on independent samples when both population standard deviations are known. 1-Prop Test tests for an unknown proportion of successes. 2-Prop Test tests to compare the proportion of successes from two populations.

  • Page 164

    After setting all the parameters, use to move the highlighting to “Execute” and then press one of the function keys shown below to perform the calculation or draw the graph. • (CALC) ... Performs the calculation. • (DRAW) ... Draws the graph. •...

  • Page 165

    • [Save Res] does not save the condition in line 2. 2-Sample Z Test This test is used when the standard deviations for two populations are known to test the hypothesis. The 2-Sample Test is applied to the normal distribution. Perform the following key operations from the statistical data list.

  • Page 166

    Calculation Result Output Example Prop 0.5 ..direction of test • [Save Res] does not save the Prop condition in line 2. 2-Prop Test This test is used to compare the proportion of successes. The 2-Prop Test is applied to the normal distribution.

  • Page 167

    Pressing (P) displays the -value at the bottom of the display without displaying the pointer. • Executing an analysis function automatically stores the values in alpha variables T and P, respectively. 1-Sample t Test This test uses the hypothesis test for a single unknown population mean when the population standard deviation is unknown.

  • Page 168

    The following shows the parameter data specification items that are different from list data specification. Calculation Result Output Example .... direction of test ....Displayed only when Pooled: On setting. • [Save Res] does not save the condition in line 2. LinearReg t Test LinearReg...

  • Page 169

    When there is a list specified for the [Resid List] item on the Setup screen, regression formula residual data is automatically saved to the specified list after the calculation is finished. • You cannot draw a graph for LinearReg Test. •...

  • Page 170

    Calculation Result Output Examples CNTRB ..list for output of contribution values • two-way Test two-way Test sets up a number of independent groups and tests hypothesis related to the proportion of the sample included in each group. The Test is applied to dichotomous variables (variable with two possible values, such as yes/no).

  • Page 171

    Perform the following key operations from the statistical data list. (TEST) The following shows the parameter data specification items that are different from list data specification. Calculation Result Output Example .... direction of test ¯ x ....Displayed only for Data: List setting. ¯...

  • Page 172

    Perform the following key operations from the statistical data list. (TEST) (ANOV) The following is the meaning of each item in the case of list data specification. How Many..selects One-Way ANOVA or Two-Way ANOVA (number of levels) Factor A ..category list (List 1 to 26) Dependnt ..

  • Page 173

    ....... -value ..... degrees of freedom ..... sum of squares ....mean squares With Two-Way ANOVA, you can draw Interaction Plot graphs. The number of graphs depends on Factor B, while the number of X-axis data depends on the Factor A. The Y-axis is the average value of each category.

  • Page 174

    Define List 3 (the data for each group) as Dependent. Define List 1 and List 2 (the factor numbers for each data item in List 3) as Factor A and Factor B respectively. Executing the test produces the following results. •...

  • Page 175: Confidence Interval

    6. Confidence Interval Important! • Confidence interval calculations cannot be performed on the fx-7400G A confidence interval is a range (interval) that includes a statistical value, usually the population mean. A confidence interval that is too broad makes it difficult to get an idea of where the population value (true value) is located.

  • Page 176

    Z Interval 1-Sample Interval 1-Sample Interval calculates the confidence interval for an unknown population mean when the population standard deviation is known. Perform the following key operations from the statistical data list. (INTR) (1-S) The following shows the parameter data specification items that are different from list data specification.

  • Page 177

    Data is specified using parameter specification. Calculation Result Output Example Z Interval 2-Prop 2-Prop Interval uses the number of data items to calculate the confidence interval for the defference between the proportion of successes in two populations. Perform the following key operations from the statistical data list. (INTR) (2-P) t Interval...

  • Page 178: Distribution

    2-Sample t Interval 2-Sample Interval calculates the confidence interval for the difference between two population means when both population standard deviations are unknown. The interval is applied to distribution. Perform the following key operations from the statistical data list. (INTR) (2-S) 7.

  • Page 179

    • (DIST) (NORM) ... Normal distribution (page 6-39) (t) ... Student- distribution (page 6-41) (CHI) ... distribution (page 6-42) (F) ... distribution (page 6-43) (BINM) ... Binomial distribution (page 6-44) (POISN) ... Poisson distribution (page 6-46) (GEO) ... Geometric distribution (page 6-47) (H.GEO) ...

  • Page 180

    • Normal probability density is applied to standard normal distribution. • Specifying = 1 and = 0 specifies standard normal distribution. Calculation Result Output Examples When a list is specified Graph when an -value is specified • Graphing is supported only when a variable is specified and a single -value is entered as data.

  • Page 181

    Upper Upper Upper Upper f (x)dx = p f (x)dx = p f (x)dx = p f (x)dx = p f (x)dx = p f (x)dx = p Lower Lower Lower Lower Tail: Right Tail: Central Tail: Left upper and lower lower boundary upper boundary boundaries of...

  • Page 182

    • Graphing is supported only when a variable is specified and a single -value is entered as data. • Inverse Student- Cumulative Distribution (DIST) (InvN) Inverse Student- Cumulative Distribution calculates the lower bound value of a Student- cumulative distribution for a specified (degrees of freedom) value.

  • Page 183

    Calculation Result Output Examples When a list is specified Graph when variable ( ) is specified • Graphing is supported only when a variable is specified and a single -value is entered as data. • Inverse Cumulative Distribution (DIST) (CHI) (InvC) Inverse Cumulative Distribution calculates the lower...

  • Page 184

    • Cumulative Distribution (DIST) (FCd) Cumulative Distribution calculates the cumulative probability of an distribution between a lower bound and an upper bound. Calculation Result Output Examples When a list is specified Graph when variable ( ) is specified • Graphing is supported only when a variable is specified and a single -value is entered as data.

  • Page 185

    Calculation Result Output Examples When a list is specified When variable ( ) is specified • There is no graphing for Binomial Probability. • Binomial Cumulative Distribution (DIST) (BINM) (BCd) Binomial Cumulative Distribution calculates the cumulative probability in a binomial distribution that the success will occur on or before a specified trial.

  • Page 186

    Important! When executing the Inverse Binomial Cumulative Distribution calculation, the calculator uses the specified Area value and the value that is one less than the Area value minimum number of significant digits ( Area value) to calculate minimum number of trials values. The results are assigned to system variables Inv (calculation result using Area) and (calculation result using...

  • Page 187

    Calculation Result Output Examples When a list is specified When variable ( ) is specified • There is no graphing for Poisson Cumulative Distribution. • Inverse Poisson Cumulative Distribution (DIST) (POISN) (InvP) Inverse Poisson Cumulative Distribution calculates the minimum number of trials of a Poisson cumulative probability distribution for specified values.

  • Page 188

    Calculation Result Output Examples When a list is specified When variable ( ) is specified • There is no graphing for Geometric Probability. • Geometric Cumulative Distribution (DIST) (GEO) (GCd) Geometric Cumulative Distribution calculates the cumulative probability in a geometric distribution that the success will occur on or before a specified trial.

  • Page 189

    Important! When executing the Inverse Geometric Cumulative Distribution calculation, the calculator uses the specified Area value and the value that is one less than the Area value minimum number of significant digits ( Area value) to calculate minimum number of trials values. The results are assigned to system variables Inv (calculation result using Area) and (calculation result using...

  • Page 190: Input And Output Terms Of Tests, Confidence Interval, And Distribution

    • Inverse Hypergeometric Cumulative Distribution (DIST) (H.GEO) (InvH) Inverse Hypergeometric Cumulative Distribution calculates the minimum number of trials of a hypergeometric cumulative probability distribution for specified values. Calculation Result Output Examples When a list is specified When variable ( ) is specified •...

  • Page 191

    Prop (1-Prop Test) ..sample proportion test conditions (“ ” specifies two-tail test, “< ” specifies lower one-tail test, “> ” specifies upper one-tail test.) (2-Prop Test)....sample proportion test conditions (“ ” specifies two-tail test, “< ” specifies one-tail test where sample 1 is smaller than sample 2, “>...

  • Page 192

    XList........list for -axis data (List 1 to 6) YList........list for -axis data (List 1 to 6) C-Level.......confidence level (0 C-Level < 1) Pooled........pooling On (in effect) or Off (not in effect) (Distribution)....data (Distribution) ....standard deviation ( > 0) (Distribution) ....mean Lower (Distribution)....lower boundary Upper (Distribution)....upper boundary (Distribution) ....degrees of freedom (...

  • Page 193: Statistic Formula

    9. Statistic Formula Test Test – )/( /' ) 1-Sample Test 2-Sample Test – )/ ( ) + ( – (1 – 1-Prop Test p ˆ p ˆ – (1 – )(1/ + 1/ 2-Prop Test – )/(s /' ) 1-Sample Test –...

  • Page 194

    Confidence Interval Left: confidence interval lower limit (left edge) Confidence Interval Right: confidence interval upper limit (right edge) α + ( /2) · /' 1-Sample Interval α 2-Sample Interval – ) + ( /2) α Left, Right ( /2) 1/ ·...

  • Page 195

    Inverse Cumulative Distribution Distribution Upper Upper Normal – Lower Lower Distribution tail = Left tail = Right tail = Central Student- Distribution Distribution Lower Distribution Distribution (Discrete) Distribution Probability n – x p(x) = (1–p) (x = 0, 1, ·······, n) : number of trials Binomial Distribution μ...

  • Page 196: Before Performing Financial Calculations

    Financial Calculation (TVM) Chapter 7 Important! • The fx-7400G is not equipped with the TVM mode. 1. Before Performing Financial Calculations From the Main Menu, enter the TVM mode and display the Financial screen like the one shown below. Financial 1 screen Financial 2 screen •...

  • Page 197: Simple Interest

    Graphing in the TVM Mode After performing a financial calculation, you can use (GRPH) to graph the results as shown below. • Pressing (TRCE) while a graph is on the display activates Trace, which can be used to look up other financial values. In the case of simple interest, for example, pressing displays , and .

  • Page 198: Compound Interest

    After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • {SI} … {simple interest} • {SFV} … {simple future value} • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation result screens.

  • Page 199

    (effective interest rate) (effective interest rate) is calculated using Newton’s Method. % from (effective interest rate) i × 100 ......... (P/Y = C/Y = 1) i × 100 ......... (P/Y = C/Y = 1) I% = I% = × C/Y × 100... ×...

  • Page 200: Cash Flow (investment Appraisal)

    After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • {n} … {number of compound periods} • {I%} … {annual interest rate} • {PV} … {present value} (Loan: loan amount; Savings: balance) •...

  • Page 201

    Investment appraisal can be used to clearly determine whether an investment is realizing profits that were originally targeted. NPV = CF NPV = CF + … + + … + (1+ i) (1+ i) (1+ i) (1+ i) (1+ i) (1+ i) (1+ i) (1+ i)

  • Page 202: Amortization

    • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation result screens. • {REPT} … {parameter input screen} • {GRPH} … {draws graph} After drawing a graph, you can press (TRCE) to turn on trace and read calculation results along the graph.

  • Page 203

    = I BAL = I BAL sign) sign) PM1–1 PM1–1 b : PRN b : PRN + BAL + BAL PM1–1 PM1–1 c : BAL c : BAL = BAL = BAL + PRN + PRN PM2–1 PM2–1 PRN = PRN PRN = PRN + PRN + PRN...

  • Page 204: Interest Rate Conversion

    • { INT} … {total interest paid from installment PM1 to installment PM2} • { PRN} … {total principal paid from installment PM1 to installment PM2} • {CMPD} … {compound interest screen} • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation result screens.

  • Page 205: Cost, Selling Price, Margin

    After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • { EFF} … {converts annual percentage rate to effective interest rate} • { APR} … {converts effective interest rate to annual percent rate} •...

  • Page 206: Day/date Calculations

    Use the following function menu to maneuver between calculation result screens. • {REPT} … {parameter input screen} 8. Day/Date Calculations You can calculate the number of days between two dates, or you can determine what date comes a specific number of days before or after another date. Press (DAYS) from the Financial 2 screen to display the following input screen for day/date calculation.

  • Page 207: Depreciation

    9. Depreciation Depreciation lets you calculate the amount that a business expense can be offset by income (depreciated) over a given year. • This calculator supports the following four types of depreciation calculations. straight-line ( ), fixed-percentage ( ), sum-of-the-years’-digits ( ), or declining-balance •...

  • Page 208

    Declining-Balance Method (DB) : depreciation charge for the th year Y–1 Y–1 = PV = PV : remaining depreciable value at the 100n 100n end of th year = PV – FV – DB = PV – FV – DB : depreciation factor = (RDV = (RDV...

  • Page 209: Bond Calculations

    An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menu to maneuver between calculation result screens. • {REPT} … {parameter input screen} • {TABL} … {displays table} • {GRPH} … {draws graph} 10. Bond Calculations Bond calculation lets you calculate the purchase price or the annual yield of a bond.

  • Page 210

    • For more than one coupon period to redemption PRC = – PRC = – – – YLD/100 YLD/100 YLD/100 YLD/100 (N–1+B/D ) (N–1+B/D ) (k–1+B/D ) (k–1+B/D ) – – Annual Yield (YLD) YLD is calculated using Newton’s Method. Press (BOND) from the Financial 2 screen to display the following input screen for Bond calculation.

  • Page 211: Financial Calculations Using Functions

    MEMO Screen • The following describes the meaning of the MEMO screen display items..number of days from d1 to d2 ..number of coupon payments between settlement date and maturity date ..accrued days ..number of days from settlement date until next coupon payment date (D−A) ..

  • Page 212: Basic Programming Steps

    Programming Chapter 8 1. Basic Programming Steps Commands and calculations are executed sequentially, just like manual calculation multi- statements. 1. From the Main Menu, enter the PRGM mode. When you do, a program list appears on the display. Selected program area (use to move) Files are listed in the alphabetic sequence of their names.

  • Page 213: Prgm Mode Function Keys

    S when A = 10 V when A = 10 S when A = 15 V when A = 15 Pressing while the program’s final result is on the display exits the program. • You can also run a program while in the RUN • MAT (or RUN) mode by inputting: Prog "<file name>"...

  • Page 214: Editing Program Contents

    • {I/O} ... {I/O control/transfer command menu} • {:} ... {multi-statement command} • {STR} ... {string command} See “Command Reference” on page 8-7 for full details on each of these commands. • Pressing (SET UP) displays the mode command menu shown below. •...

  • Page 215

    • Error messages appearing when the program is run • Results that are not within your expectations To eliminate bugs that cause error messages An error message, like the one shown to the right, appears whenever something illegal occurs during program execution. When such a message appears, press to display the place in the program where the error was caused.

  • Page 216: File Management

    4. Each press of (SRC) causes the cursor to jump to the next instance of the data you specified.* The message “Not Found” appears when the search data you specify cannot be found in the program. If there are no more instances of the data you specified, the search operation ends. •...

  • Page 217

    - Press to clear the error and return to the file name editing screen. - Press to clear the input file name and input a new one. Deleting a Program To delete a specific program 1. While the program list is on the display, use to move the highlighting to the name of the program you want to delete.

  • Page 218: Command Reference

    5. Command Reference Command Index Break............8-10 RclCapt ..........8-21 CloseComport38k ........8-17 Receive( ..........8-17 ClrGraph ..........8-14 Receive38k ..........8-18 ClrList ..........8-14 Return ..........8-11 ClrMat ..........8-14 Send( ...........8-17 ClrText ..........8-14 Send38k ..........8-18 DispF-Tbl, DispR-Tbl ......8-14 Stop ............ 8-11 Do~LpWhile .........8-10 StrCmp(..........8-19 DrawDyna ........... 8-14 StrInv( ..........8-19 DrawFTG-Con, DrawFTG-Plt ....8-15 StrJoin(..........8-19...

  • Page 219

    Basic Operation Commands ? (Input Command) Function: Prompts for input of values for assignment to variables during program execution. Syntax: ? <variable name>, "<prompt>" ? <variable name> Example: ? Description: • This command momentarily interrupts program execution and prompts for input of a value or expression for assignment to a variable.

  • Page 220

    Program Commands (COM) If~Then~(Else~)IfEnd Function: The Then-statement is executed only when the If-condition is true (non-zero). The Else-statement is executed when the If-condition is false (0). The IfEnd-statement is always executed following either the Then-statement or Else-statement. Syntax: <condition> Then <statement> <statement>...

  • Page 221

    Do~LpWhile Function: This command repeats specific commands as long as its condition is true (non- zero). Syntax: <statement> LpWhile <condition> numeric expression Parameters: expression Description: • This command repeats the commands contained in the loop as long as its condition is true (non-zero).

  • Page 222

    Prog Function: This command specifies execution of another program as a subroutine. In the RUN • MAT (or RUN) mode, this command executes a new program. Syntax: Prog "file name" Example: Prog "ABC" Description: • Even when this command is located inside of a loop, its execution immediately breaks the loop and launches the subroutine.

  • Page 223

    Jump Commands (JUMP) Function: This command is a count jump that decrements the value of a control variable by 1, and then jumps if the current value of the variable is zero. Syntax: Variable Value Dsz <variable name> : <statement> <statement>...

  • Page 224

    Description: This command increments the value of a control variable by 1, and then tests (checks) it. If the current value is non-zero, execution continues with the next statement. If the current value is zero, execution jumps to the statement following the multi-statement command (:), display command ( ), or carriage return ( (Jump Code) Function: This code is used to set up conditions for a conditional jump.

  • Page 225

    Clear Commands (CLR) ClrGraph Function: This command clears the graph screen. Syntax: ClrGraph Description: This command clears the graph screen during program execution. ClrList Function: This command deletes list data. Syntax: ClrList <list name> ClrList Parameters: list name: 1 to 26, Ans Description: This command deletes the data in the list specified by “list name”.

  • Page 226

    DrawFTG-Con, DrawFTG-Plt No parameters Function: This command uses values in a generated table to graph a function. Description: • This command draws a function graph in accordance with conditions defined within the program. • DrawFTG-Con produces a connect type graph, while DrawFTG-Plt produces a plot type graph.

  • Page 227

    PlotPhase (Not included on the fx-7400G Function: Graphs a phase plot based on numeric sequences that correspond to the -axis -axis. Syntax: PlotPhase < -axis numeric sequence name>, < -axis numeric sequence name> Description: • Only the following commands can be input for each argument to specify the recursion table. •...

  • Page 228

    (21, 7) Example: Cls Locate 7, 1, "CASIO FX" This program displays the text “CASIO FX” in the center of the screen. • In some cases, the ClrText command should be executed before running the above program. Receive( / Send( Function: This command receives data from and sends data to a connected device.

  • Page 229

    Receive38k / Send38k Function: Executes data send and receive at a data rate of 38 kbps. Syntax: Send38k <expression> <variable name> Receive38k <list name> Description: • The OpenComport38k command must be executed before this command is executed. • The CloseComport38k command must be executed after this command is executed. •...

  • Page 230

    Exp( Function: Converts a string to an expression, and executes the expression. Syntax: Exp("<string>"[)] Exp Str( Function: Converts a graph expression to a string and assigns it to the specified variable. Syntax: Exp Str(<formula>, <string variable name>[)] Description: A graph expression (Y , r, X , X), recursion formula ( ), or function memory (f...

  • Page 231

    StrMid( Function: Extracts from the -th to the -th character of a string. Syntax: StrMid("<string>", 9999, is a natural number) Description: Omitting “ ” will extract from the -th character to the end of the string. StrRight( Function: Copies a string up to the th character from the right.

  • Page 232: Using Calculator Functions In Programs

    Such text appears on the display during program execution, which means you can add labels to input prompts and results. Program Display "CASIO" CASIO "X =" ? X = ? • If the text is followed by a calculation formula, be sure to insert a display command ( ) between the text and calculation.

  • Page 233

    Executing this program produces the following result. To calculate a scalar multiplication ( Row) Example 2 To calculate the product of Row 2 of the matrix in Example 1 and the scalar 4 The following is the syntax to use for this program. Row 4, A, 2 Matrix name Multiplier...

  • Page 234

    • Graph draw operation DrawGraph Input this Y1 with (GRPH) (displayed as ). A Syntax ERROR will occur if you input “Y” with the calculator keys. Syntax of other graphing functions • V-Window View Window <Xmin>, <Xmax>, <Xscale>, <Ymin>, <Ymax>, <Yscale>, <T min>, <T max>, <T pitch>...

  • Page 235

    • Dynamic Graph range D Start D End D pitch Using Table & Graph Functions in a Program Table & Graph functions in a program can generate numeric tables and perform graphing operations. The following shows various types of syntax you need to use when programming with Table &...

  • Page 236

    • Descending order SortD (List 1, List 2, List 3) Lists to be sorted (up to six can be specified) Using Statistical Calculations and Graphs in a Program Including statistical calculations and graphing operations in a program lets you calculate and graph statistical data.

  • Page 237

    • The following is a typical graph condition specification for a regression graph. S-Gph1 DrawOn, Linear, List 1, List 2, List 3 The same format can be used for the following types of graphs, by simply replacing “Linear” in the above specification with the applicable graph type. Linear Regression ..

  • Page 238

    • Executing DrawDistNorm performs the above calculation in accordance with the specified conditions and draws the graph. At this time the ZLow ZUp region on the graph is filled in. • At the same time, the , ZLow, and ZUp calculation result values are assigned respectively to variables , ZLow, and ZUp, and is assigned to Ans.

  • Page 239

    ndf + ddf ndf + ddf ndf + ddf ndf + ddf Upper Upper – – – 1 – 1 ndf x ndf x Lower Lower • Executing DrawDistF performs the above calculation in accordance with the specified conditions and draws the graph. At this time the Lower Upper region on the graph is filled in.

  • Page 240

    • Sinusoidal regression statistical calculation SinReg List 1, List 2 -axis data (YList) -axis data (XList) • Logistic regression statistical calculation LogisticReg List 1, List 2 -axis data (YList) -axis data (XList) Performing Distribution Calculations in a Program (Not available on the fx-7400G •...

  • Page 241

    • Student- Distribution tPD(: Returns the Student- probability density ( value) for the specified data. Syntax: tPD( • A single value or a list can be specified for . Calculation result is assigned to variables and Ans (ListAns when is a list). tCD(: Returns the Student- cumulative distribution ( value) for the specified data.

  • Page 242

    InvFCD(: Returns the inverse cumulative distribution (Lower value) for the specified data. Syntax: InvFCD( • A single value or a list can be specified for . The Lower value is assigned to the Inv and Ans variables (ListAns when is a list). •...

  • Page 243

    GeoCD(: Returns the geometric cumulative distribution ( value) for the specified data. Syntax: GeoCD(X,P[)] • A single value or a list can be specified for each X. Calculation result is assigned to variables and Ans (ListAns when X is a list). InvGeoCD(: Returns the inverse geometric cumulative distribution for the specified data.

  • Page 244

    Syntax: OneSample Test " condition", , , List[, Freq] Output Values: , , s are assigned respectively to variables , , s and to ListAns elements 1 through 5. TwoSample Test: Executes 2-sample -test calculation. Syntax: TwoSample Test " condition", Output Values: are assigned respectively to variables and to ListAns elements 1 through 6.

  • Page 245

    • Test ChiGOFTest: Executes a chi-square goodness of fit test. Syntax: ChiGOFTest List 1, List 2, df, List 3 (List 1 is the Observed list, List 2 is the Expected list, and List 3 is the CNTRB list.) Output Values: are assigned respectively to the variables with the same names and to ListAns elements 1 through 3.

  • Page 246

    Performing Financial Calculations in a Program (Not available on the fx-7400G • Setup Commands • Date Mode Setting for Financial Calculations DateMode365..365 days DateMode360..360 days • Payment Period Setting PmtBgn....Start of period PmtEnd....End of period • Bond Calculation Payment Periods PeriodsAnnual ..

  • Page 247

    Syntax: Cmpd_PMT( %, PV, FV, P/Y, C/Y) Cmpd_FV: Returns the final input/output amount or total principal and interest. Syntax: Cmpd_FV( %, PV, PMT, P/Y, C/Y) • Cash Flow (Investment Appraisal) Cash_NPV: Returns the net present value. Syntax: Cash_NPV( %, Csh) Cash_IRR: Returns the internal rate of return.

  • Page 248: Prgm Mode Command List

    • Day/Date Calculations Days_Prd: Returns the number of days from a specified d1 to specified d2. Syntax: Days_Prd(MM1, DD1, YYYY1, MM2, DD2, YYYY2) • Bond Calculations Bond_PRC: Returns in list form bond prices based on specified conditions. Syntax: Bond_PRC(MM1, DD1, YYYY1, MM2, DD2, YYYY2, RDV, CPN, YLD) = {PRC, INT, CST} Bond_YLD: Returns the yield based on specified conditions.

  • Page 249

    Sel_a [μm] [mg] RANG μm Sel_a [mm] [cm] [kg] mton [mton] [km] [oz] [AU] [lb] Level 1 Level 2 Level 3 Command I.y. [I.y.] slug [slug] [pc] ton(short) [ton(short)] LIST List List_ [Mil] ton(long) [ton(long)] List Mat( [in] RORC Dim_ [ft] [lbf] Fill...

  • Page 250

    Abs_ INPT Int_ Level 1 Level 2 Level 3 Command Frac Frac_ V-WIN Xmin Xmax Intg Intg_ scal Xscl RndFi RndFix( Xdot GCD( Ymin LCM( Ymax MOD( Yscl scal MOD_Exp( • T min ANGL RESLT T max GRPH ptch T ptch RightXmin ’...

  • Page 251

    StrJoin( Real Join CPLX Real (PRGM) key StrLen( a+bi a+bi Level 1 Level 2 Level 3 Command StrCmp( StrSrc( FRAC Left StrLeft( ab/c ab/c Then Then_ Right StrRight( Norm Y=DrawSpeedNorm Else Else_ • StrMid( High Y=DrawSpeedHigh IfEnd I-End Exp Str( DateMode365 DATE For_...

  • Page 252

    SketchNormal_ STYL Level 3 Level 4 Command TEST — SketchThick_ Exp(ae^bx) ae^bx ····· SketchBroken_ ab^x Exp(ab^x) ······ SketchDot_ MARK Square × Cross p ˆ p ˆ p ˆ p ˆ STICK Leng StickLength BASE Program p ˆ p ˆ Hztl StickHoriz %DATA % (MENU) key...

  • Page 253: Program Library

    8. Program Library • Be sure to check how many bytes of unused memory are remaining before attempting to perform any programming. Program Name Prime Factorization Description This program continually divides a natural number by factors until all its prime factors are produced.

  • Page 254

    Program Name Ellipse Description This program displays a number table of the following values based on input of the foci of an ellipse, the sum of the distance between the loci and foci, and the pitch (step size) of X. Y1: Coordinate values of upper half of ellipse Y2: Coordinate values of lower half of ellipse Y3: Distances between right focus and loci...

  • Page 255: Spreadsheet Basics And The Function Menu

    Spreadsheet Chapter 9 The Spreadsheet application provides you with powerful, take-along-anywhere spreadsheet capabilities. All of the operations in this section are performed in the S SHT mode. • Important! • The fx-7400G and fx-9750G are not equipped with the S SHT mode.

  • Page 256: Basic Spreadsheet Operations

    • {DEL} ... Displays the following DEL (delete) submenu. • {ROW}/{COL}/{ALL} • {INS} ... Displays the following INS (insert) submenu. • {ROW}/{COL} • {CLR} ... Clears the content from a selected range of cells. • {GRPH} ... Displays the following GRPH menu. (Same as in the STAT mode.) •...

  • Page 257

    To open a file 1. Press (FILE) (OPEN). 2. On the file list that appears, use to select the file you want and then press Auto Save In the S SHT mode, Auto Save saves the currently open file automatically whenever you edit •...

  • Page 258

    Using the Cell Cursor The cell cursor shows the cell that is selected on a spreadsheet. The highlighted cell is the one that is currently selected by the cell cursor. Cell cursor Edit box When a single cell is selected by the cell cursor, the contents of that cell are displayed in the edit box.

  • Page 259

    Using the JUMP Command to Move the Cell Cursor To move the cell cursor to here: Do this: A particular cell 1. Press (EDIT) (JUMP) (GO). 2. On the dialog box that appears, enter the name of the cell (A1 to Z999) to which you want to jump.

  • Page 260

    To edit cell data 1. Move the cell cursor to the cell whose contents you want to edit. 2. Press (EDIT) (CELL). • Cell contents in the edit box will change from align left to align right. A text cursor will appear in the edit box so you can edit its contents.

  • Page 261

    Item Description Expr Input the function expression ) for generating the number sequence. Example: + 1) Input the variable name used in the function expression input for Expr. Example: Start Input the starting value (X ) of the value to be substituted for the variable specified by Var.

  • Page 262

    Inputting a Formula into a Cell For the sake of example, let’s try making a table that contains data based on the formula <PRICE> <QUANTITY> = <TOTAL>. To do this, we would put <PRICE> values in column A, <QUANITY> values in column B, and calculation formulas (like = A1 B1, = A2 B2, and so on) in column C.

  • Page 263

    To input a cell reference name using direct input Move the cell cursor to cell B1 and then perform the following operation. To input a cell reference name using the GRAB command Move the cell cursor to cell B1 and then perform the following operation. (GRAB) (SET) •...

  • Page 264

    Copying and Pasting Cell Contents You can copy the contents of one or more cells and paste them into another location. Once you perform the copy operation, you can copy the contents to multiple locations, if you want. To copy and paste spreadsheet data 1.

  • Page 265

    Cutting the B1:C1 range of cells that includes the formula =B1+5 and pasting it into B2:C2. The formula pasted into C2 is changed to =B2+5 in order to maintain the relationship with the cell to the left, which was also part of the pasted range. To cut and paste spreadsheet data 1.

  • Page 266

    To input the same formula into a range of cells 1. Select the range of cells into which you want to input the same formula. • In this example we will assume the B1:B3 is selected. See “To select a range of cells” (page 9-5).

  • Page 267

    1. Select one or more cells inside the row(s) or column(s) you want to delete. • If you want to delete lines 2 through 4, for example, you could select A2:B4, C2:C4, or any other range of cells that includes the lines to be deleted. •...

  • Page 268

    3. Using Special S SHT Mode Commands • The S SHT mode has a number of special commands like CellSum(, which returns the sum • of a range of cells, and CellIf(, which specifies branching conditions. These special commands can be used inside of formulas. Special S SHT Mode Command List •...

  • Page 269: Drawing Statistical Graphs, And Performing Statistical And Regression Calculations

    CellProd( Returns the product of the data in a specified range of cells. (Product of Cells) Input Key Operation: (CEL) (Prod) Syntax: CellProd(start cell:end cell[)] Example: =CellProd(B3:B5) Returns the product of the data in cell range B3:B5. SHT Mode Command Example •...

  • Page 270

    Example of Statistical Graph Operations (GRPH Menu) Input the following data and draw a statistical graph (scatter plot in this example). 0.5, 1.2, 2.4, 4.0, 5.2 -axis data) –2.1, 0.3, 1.5, 2.0, 2.4 -axis data) To input data and draw a statistical graph (scatter plot) 1.

  • Page 271

    • The number of columns you select in step 1 will determine what information is input automatically on the general graph settings screen. If you select this This information will be input automatically: number of columns: XCellRange XCellRange, YCellRange XCellRange, YCellRange, Frequency •...

  • Page 272

    To perform paired-variable statistical calculations and regression calculations 1. Input the above -data into cells A1:A5 of the spreadsheet and the -data into cells B2:B5, and then select the range of the cells where you input the data (A1: B5). 2.

  • Page 273

    • The following describes each of the setting items for this screen. Item Description 1Var XCell The cell range data specified here is used for variable Frequency values when performing single-variable statistical 1Var Freq calculations. 2Var XCell The cell range data specified here is used for variable , variable and Frequency values when performing paired-variable statistical 2Var YCell...

  • Page 274: S • Sht Mode Memory

    5. S SHT Mode Memory • You can use the calculator’s different types of memory (variables, list memory, file memory, matrix memory) to store data, and recall data from a memory into the spreadsheet. Saving Spreadsheet Data to a Memory The following table shows an overview of the store operations for each type of memory.

  • Page 275

    4. Input the List number (1 to 26) of the list memory where you want to store the data and then press • Performing the next step will overwrite any data currently stored under the list memory number you specified here with the data in the range of cells specified by “CellRange”. 5.

  • Page 276: Eactivity Overview

    eActivity Chapter 10 You can use the eActivity mode to input data into an eActivity file. You can input text and numeric expressions, and also paste data (like graphs, tables, etc.) from the calculator’s built- in applications as “strips”. eActivity files can be used by a teacher, for example, to create math problems or exercises that provide hints to solutions, for distribution to students.

  • Page 277: Eactivity Function Menus

    The following explains the type of data you can input and edit in an eActivity file. Text line....A text line can be used to input characters, numbers, and expressions as text. Calculation line..Use the calculation line to enter an executable calculation formula. The result will appear in the following line.

  • Page 278: Eactivity File Operations

    • {INS} ... Displays the following insert submenu, for inserting a new line above the line that is currently selected or where the cursor is located. • {TEXT} ... Inserts a text line. • {CALC} ... Inserts a calculation line. •...

  • Page 279: Inputting And Editing Data

    To open a file to highlight the file you want to open, and then press (OPEN) or * If an error occurs, delete capture memory and clipboard data, or transfer the data to your computer. To delete a file 1. Use to highlight the file you want to delete, and then press (DEL).

  • Page 280

    Inputting into a Text Line Use a text line to input alphanumeric characters, expressions, etc. Inputting characters and expressions as text 1. Move the cursor to a text line. • While the cursor is in a text line, “TEXT” will be displayed for the F3 function menu item. This indicates that text input is enabled.

  • Page 281

    Inputting into a Calculation Line Inputting a calculation expression into an eActivity calculation line and pressing will display the calculation result in the following line. Such a calculation line can be used in the same way as the RUN MAT mode (page 1-3). A calculation line and its result make up one set. •...

  • Page 282

    Matrix Calculations Using the Matrix Editor Selecting { MAT} on the function menu displays the Matrix Editor. Matrix Editor operations and matrix calculations in the eActivity mode are the fundamentally identical to those in the RUN MAT mode. For details about the Matrix Editor and matrix •...

  • Page 283

    Strip Data Type Table Data Type Strip Name MAT mode calculation data (When the RUN MAT mode is Run (Math) • • called from an eActivity, it starts up in the natural input mode.) GRAPH mode graph screen data Graph GRAPH mode graph relation list screen data Graph Editor TABLE mode table relation list screen data...

  • Page 284

    2. Press (STRP). • This will display a dialog box with a list if insertable strips. For information about the display names and data types that appear on this dialog box, see the “Strip Data Type Table” (page 10-8). 3. Use to select the strip that corresponds to the type of data you want to insert.

  • Page 285

    Notes Strips “Notes” is a special eActivity text editor that comes in handy when you want to write long text explanations on the workspace screen. You can call up the Notes screen from a Notes strip on the workspace screen. Input and editing operations on the Notes screen are identical to those you use for an eActivity text line.

  • Page 286

    To switch from an application screen called up from a strip to another application screen Press ). On the dialog box that appears, use to select the name of an application and then press To display the strip memory usage screen 1.

  • Page 287

    To replace the existing file with the new version Press (FILE) (SAVE) to save the currently open file. To save a file under a new name 1. On the eActivity workspace screen, press (FILE) (SV-AS). • This will display a file name input screen. 2.

  • Page 288: Eactivity Guide

    To do this: Press this key: Overwrite the existing eActivity file with the edited version and return (Yes) to the file list Return to the file list without saving the file you are currently editing (No) Return to the eActivity workspace screen 5.

  • Page 289

    • In this example we will select a Graph Editor strip. 2. Press (GUIDE). • This will enter the guide creation mode and display the operation pattern selection screen. • {nKEYS} ... {creates an n-key operation} • {1-KEY} ... {creates a 1-key operation} •...

  • Page 290

    3. Input the key operation sequence. • In this example, we will input a graphing key sequence. (Inputs the graph function.) Indicates that recording is in progress. (DRAW) (Draws the graph.) (G-SLV) (Selects the integration command.) 4. After input is complete, press •...

  • Page 291

    3. Input any comment text you want about the key operation sequence. 4. After inputting comment text, press to register the 1-key operation input. • This will return to the operation pattern selection screen. You can now edit the guide by pressing (PLAY) and selecting the key operation you want to change.

  • Page 292

    7. After inputting comment text, press to register the AUTO operation input. • This will return to the operation pattern selection screen. You can now edit the guide by pressing (PLAY) and selecting the key operation you want to change. •...

  • Page 293

    • An ongoing guide creation operation can be cancelled by pressing ). The exit strip dialog box will not appear when a guide creation operation is cancelled. • Guide creation also canceled if the key is pressed to change to another mode while a guide creation operation is in progress.

  • Page 294

    3. Input a value to specify the number of keys you want to jump and then press • Here we want to jump to the key, so we will input This number indicates the number of the current key operation from the beginning of the function. In the case of an AUTO operation, the letter “A”...

  • Page 295

    2. Press (INS). 3. Press • This inputs a key before the key and displays the guide creation screen from the key. To change −2X + 1 to −2X + 2 (by overwriting the key with the key) 1. This will display the key editing screen.

  • Page 296

    3. Edit the comment and then press • This will display the guide creation screen from the key. To change −2X + 2 to 2X + 2 (by deleting the key) 1. This will display the key editing screen. 2. Press (DEL).

  • Page 297

    2. Press (GUIDE). • This will display the first key editing screen. 3. Operations from this points are identical to those under “Creating a Guide” (page 10-13) and “Editing the Guide You Are Creating” (page 10-18). Running a Guide This example shows how to run the guide created under “Creating a Guide” (page 10-13). 1.

  • Page 298

    • Pressing a key that is different from the one displayed in the upper or lower right corner of the screen will display the dialog box shown below. The guide operation cannot proceed if you do not follow its instructions..

  • Page 299: Using The Memory Manager

    Memory Manager Chapter 11 fx-7400G /fx-9750G These models support the following data operations: data display, search, and delete. Important! fx-7400G /fx-9750G calculators are not equipped with storage memory or an SD card slot. Because of this, the storage memory and SD card memory operations described below are not supported.

  • Page 300

    Memory Information Screen The memory information screen shows information about one memory at a time: the calculator’s main memory or storage memory, or the SD card memory. • Since an fx-7400G or fx-9750G calculator has only main memory, main memory contents only appear on the main memory information screen.

  • Page 301

    The following data can be checked. Main Memory Data Name Contents ALPHA MEM Alpha letter variables <CAPTURE> Capture memory group Capture memory CAPT = 1 to 20) CONICS* Conics setting data DYNA MEM* Dynamic Graph memory EQUATION Equation data FINANCIAL* Financial data <F-MEM>...

  • Page 302

    Storage Memory, SD Card* Data Name Contents Data items listed in the Main Memory table that has been copied to storage memory or an SD card. *.g1m or .g2m file names The names of these files have the extension “.g1m” or “.g2m”.

  • Page 303

    3. Input up to eight characters for the name you want to give to the folder. • Only the following characters are supported: A through Z, {, }, ’, ~, 0 through 9 Inputting any invalid character will cause an “Invalid Name” error. •...

  • Page 304

    Copying Data Important! • Data copy is not supported on an fx-7400G or fx-9750G calculator. To copy from main memory to storage memory Note • The following procedure saves the selected data into a single file. You assign a name to the file, which is stored in storage memory.

  • Page 305

    Error Checks During Data Copy The following error checks are performed while a data copy operation is being executed. Low battery check The calculator performs low battery check before starting the data copy operation. If the battery is at Level 1, a low battery error occurs and the copy operation is not performed. Available memory check The calculator checks to see if there is enough free memory available to store the copied data.

  • Page 306

    Deleting Files To delete a main memory file 1. Display the main memory information screen. • See “Memory Information Screen” on page 11-2. 2. Select the file(s) you want to delete. You can select multiple files, if you want. 3. Press (DEL).

  • Page 307

    • The first file name that begins with the letter “R” appears highlighted on display. • You can input up to eight characters for the keyword. To search for a file in the storage memory Example To search for all files in the storage memory whose names begin with the letter “S”...

  • Page 308

    2. Press (SAVE). This displays the save location selection screen (fx-9860G SD only). • ... storage memory • ... SD card 3. Press (fx-9860G SD only). This displays a folder selection screen. 4. Use to select the folder where you want to save the data. 5.

  • Page 309

    4. Use to select a folder. 5. Press • A message appears to confirm whether or not you really want to restore the backed up data. The message “No Data” will appear if there is no backup data stored in memory. Pressing will return the screen in step 1.

  • Page 310

    System Manager Chapter 12 Use the System Manager to view system information and make system settings. 1. Using the System Manager From the Main Menu, enter the SYSTEM mode and display the following menu items. • ) ... {display contrast adjustment} •...

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    To specify the backlight key (for models equipped with a backlight only) 1. While the initial SYSTEM mode screen is displayed, press ) to display the Power Properties setting screen. 2. Use to select “Backlight Setting”. • (LIGHT) ... {Backlight on/off: (LIGHT)} •...

  • Page 312

    • Press (MSG) to return to the Message Language selection screen. 5. Press (QUIT) to return to the initial SYSTEM mode screen. Version List Use VER (version) to display the operating system version. You can also register the user name you want. To display version information 1.

  • Page 313

    Pressing ( ) on the above screen displays the Reset Screen 2 shown below. • (M&S) ... {main memory data and storage memory data clear}* • (ALL) ... {all memory clear}* • (SD) ... {SD card format} (fx-9860G SD only) * Not included on the fx-7400G /fx-9750G The following table shows the functions of the function keys.

  • Page 314

    Data Communications Chapter 13 This chapter tells you everything you need to know to transfer programs between two CASIO Power Graphic calculators connected using the cable that is equipped as a standard accessory. 1. Connecting Two Units The following procedure describes how to connect two units with the connecting cable that comes equipped as a standard accessory.

  • Page 315

    (DataTrans) ... {mode selection for data transfer with PC} • (ScreenCapt) ... {mode selection for sending calculator screen captures to PC using FA- 124 Screen Capture function} • (Projector) ... {mode selection for calculator screen output to a CASIO OHP unit or CASIO projector} 13-2...

  • Page 316

    • (ScreenRecv) ... {mode selection for sending calculator screen images to PC using fx- 9860G Manager PLUS Screen Receiver function} To transfer data between a PC and calculator memory, press Use keys through to select the appropriate mode for sending the calculator screen image to an external device.

  • Page 317

    Only items that contain data appear on the data item selection screen. If there are too many data items to fit on a single screen, the list scrolls when you move the cursor to the bottom line of the items on the screen. To execute a send operation After selecting the data items to send, press (TRAN).

  • Page 318

    1. On the receiver’s data communication main menu, press (WAKE). This displays the Wakeup setting screen. • {On} ... {turns Wakeup on} • {Off} ... {turns Wakeup off} 2. Press (On). This turns on Wakeup and returns of the data communication main menu. 3.

  • Page 319

    Data Item Contents Overwrite Check* RECURSION* Recursion data SETUP Setup data STAT Stat result data <STRING> String memory group String memory (1 to 20) data OS and data shared by applications (clipboard, SYSTEM replay, history, etc.) <S-SHEET> Spreadsheet group Spreadsheet data Spreadsheet data names (All spreadsheet data are listed.)

  • Page 320

    Exchanging Data with another Model Calculator In this section, the term “OS 2.00 calculators” refers to the following models. • fx-9860G SD, fx-9860G , fx-9860G AU PLUS, fx-9750G , fx-7400G • fx-9860G Slim, fx-9860G SD, fx-9860G and fx-9860G AU whose operating systems have been updated to Version 2.00 An OS 2.00 calculator supports data exchange with the following calculator models.

  • Page 321

    - Clipboard and history data (Including the “SYSTEM” data item.) - e • ACT mode data* - S • SHT mode data* Can be transferred from an fx-9860G SD, fx-9860G , fx-9860G AU PLUS, fx-9860G Slim (OS 2.00), fx-9860G SD (OS 2.00), fx-9860G (OS 2.00) or fx-9860G AU (OS 2.00) calculator.

  • Page 322

    Complex Number in data - Matrix data includes an element containing a complex number* - List data includes an element containing a complex number - EQUA mode simultaneous equation input data has a complex number coefficient - EQUA mode simultaneous equation calculation result includes a complex number solution Invalid Data Number - List data with a number greater than List 6 - Picture data with a number greater than Pict 6*...

  • Page 323

    The following data is not sent from the OS 2.00 calculator or is disregarded when received by the fx-7400G series calculator • Any alpha memory variable (A to Z, , ) with a complex number assigned • Answer Memory • Capture memory data •...

  • Page 324

    (Capt) ... {mode selection for sending calculator screen captures to PC using FA-124 Screen Capture function (manual screen image send turned on)} • (Proj)* ... {mode selection for calculator screen output to a CASIO OHP unit or CASIO projector (auto screen image send turned on)} 13-11...

  • Page 325

    • (Recv)* ... {mode selection for sending calculator screen images to PC using fx-9860G Manager PLUS Screen Receiver function (auto screen image send turned on)} * Not included on the fx-7400G Select Connection Mode Screen (All models except fx-7400G You also can perform the same mode selection operations as the Capture Set Mode screen on the “Select Connection Mode”...

  • Page 326

    Connecting to a Projector (Not available on the fx-7400G You can connect the calculator to a CASIO projector and project calculator screen contents onto a screen. Connectable Projectors (As of January 2009) XJ-S35, XJ-S36, XJ-S46, XJ-S37, XJ-S47, XJ-S57, XJ-SC215 •...

  • Page 327

    To project calculator screen contents from a projector 1. Use the USB cable that comes with the calculator to connect to the projector (or YP-100 unit). • Connecting the USB cable to the calculator will cause the “Select Connection Mode” dialog box to appear.

  • Page 328

    Using SD Cards Chapter 14 (fx-9860G SD only) You can use SD cards to store calculator data. You can copy main memory and storage memory data to and from an SD card. Important! • Always use an SD memory card. Operation is not guaranteed when another type of memory card is used.

  • Page 329

    • Never insert anything other than SD cards into the SD card slot. Doing so can damage the calculator. • Should water or any foreign matter ever get into the SD card slot, immediately turn off the calculator, remove its batteries, and contact your original retailer or nearest CASIO authorized service center. To remove the SD card 1.

  • Page 330

    2. Formatting an SD Card • Use the procedure under “Reset” (page 12-3) to format an SD card. 3. SD Card Precautions during Use • SD card problems can normally be corrected by reformatting the card. However, it is always a good idea to take along more than one SD card to avoid data storage problems.

  • Page 331

    Appendix 1. Error Message Table Message Meaning Countermeasure Syntax • Illegal syntax • Press to display the error and ERROR • Attempt to input an illegal command make necessary corrections. Ma ERROR • Calculation result exceeds the • Check input values and make display range.

  • Page 332

    Message Meaning Countermeasure Argument • Incorrect argument specification • Correct the argument. ERROR for a command that requires an argument. Dimension • Illegal dimension used during matrix • Check the matrix or list dimension. ERROR or list calculations. Range ERROR Input of an improper V-Window Change the V-Window value so it value.

  • Page 333

    Message Meaning Countermeasure Can’t Solve! • A Solve calculation could not obtain • Change the specified range. Adjust initial a solution within the specified range. • Correct the input expression. value or bounds. Then try again No Variable No variable specified within a graph Specify a variable for the graph function being used for Dynamic function.

  • Page 334

    Message Meaning Countermeasure Time Out • A Solve calculation or integration • If you are performing a Solve calculation was unable to satisfy calculation, try changing to the convergence conditions. initial default estimated value. • If you are performing an integration calculation, try changing to a larger value.

  • Page 335

    2. Input Ranges Input range for real Internal Function Precision Notes number solutions digits As a rule, However, for tan (DEG) | | < 9 )° precision is 90(2 +1): DEG 15 digits (RAD) | | < 5 1 at the /2(2 +1): RAD (GRA) |...

  • Page 336

    Input range for real Internal Function Precision Notes number solutions digits < 1 As a rule, ° ’ ” precision is 15 digits | < 1 1 at the Sexagesimal display: ° ’ ” 10th digit.* | < 1 > 0: –1 <...

  • Page 337

    E-CON2 Application...

  • Page 338

    All of the explanations provided here assume that you are already familiar with the operating precautions, terminology, and operational procedures of the calculator and the EA-200. 20051101...

  • Page 339

    E-CON2 Main Menu • The “E-CON2 Mode” provides the functions listed below for simple and more efficient data sampling using the CASIO EA-200. • 1(SET) ..Displays a screen for setting up the EA-200. • 2(MEM) ..Displays a screen for saving EA-200 setup data under a file name.

  • Page 340

    Setup Wizard lets you make changes to the following three EA-200 basic sampling parameters using an interactive wizard format. • Sensor (Select Sensor): Specify a CASIO or VERNIER* sensor from a menu of choices. *Vernier Software & Technology • Total Sampling Time: Specify a value within the range of 0.01 second to 30 days.

  • Page 341

    • This launches the Setup Wizard and displays the “Select Sensor” screen. 3. Press 1 to specify a CASIO sensor or 2 to specify a Vernier sensor. • Pressing either key will display the corresponding sensor list. The following shows the sensor list that appears when you press 1.

  • Page 342

    Note • With some sensors ([CASIO] - [Microphone] - [Sound wave], etc.) sampling time is limited to a few seconds. The unit for such a sensor is always seconds, and so the “Select Unit” screen does not appear.

  • Page 343

    Using the Setup Wizard 7. After inputting total sampling time value you want, press w. This displays the “Select Unit” screen. 8. Use number keys b through e to specify the unit for the value you specified in step 6. •...

  • Page 344

    1. Perform the first two steps of the procedure under “To configure an EA-200 setup using Setup Wizard” on page 2-2. 2. On the “Select Sensor” screen, select [CASIO] - [Microphone] - [Sound wave & FFT] or [CASIO] - [Microphone] - [FFT only].

  • Page 345

    Using the Setup Wizard k Using Setup Wizard to Configure a PhotoGate Setup Connection of a Vernier PhotoGate requires configuration of setup parameters that are slightly different from parameters for other types of sensors. To configure a setup for PhotoGate alone u u u u u 1.

  • Page 346

    Using the Setup Wizard 4. Use function keys 1 through 4 to select a Gate Status setting. • Selecting a gate status causes a screen for specifying the number of samples to appear. 5. Input an integer in the range of 1 to 255 to specify the number of samples. 6.

  • Page 347

    Normally, the Setup Wizard helps you configure setups for sensors connected to the EA-200. If you select [CASIO] - [Speaker] - [y=f(x)] on the “Select Sensor” screen, however, it configures the EA-200 to output the sound that corresponds to a function that you input and graph on the calculator.

  • Page 348

    Using the Setup Wizard 7. Press 6(DRAW) to graph the function. • This graphs the function and displays a vertical cursor line as shown below. Use the graph to specify the range that you want to output to the speaker. 8.

  • Page 349

    2-10 Using the Setup Wizard 14. Perform one of the following operations, depending on what you want to do. To change the output frequency and try again: Press 1(Yes) to return to the “Output Frequency” dialog box. Next, repeat the above steps from step 10.

  • Page 350

    Using Advanced Setup 3 Using Advanced Setup Advanced Setup provides you with total control over a number of parameters that you can adjust to configure the EA-200 setup that suits your particular needs. The procedures in this section provide the general steps you should perform when using Advanced Setup to configure an EA-200 setup, and to returns setup settings to their initial default values.

  • Page 351

    Using Advanced Setup • d(Trigger) ..Displays a screen for configuring sampling start (trigger) conditions. See “Trigger Setup” on page 3-8 for more information. • e(Graph) ..Displays a screen for configuring graph settings. See “Graph Setup” on page 3-13 for more information. •...

  • Page 352

    “Photogate”. Note • On the menu that appears after you select “Motion” from either the CASIO or Vernier sensor menu, select either “meters” or “feet” as the sampling unit. • After selecting “Motion” from either the CASIO or Vernier sensor menu, you can press the K key to toggle “smoothing (correction of measurement error)”...

  • Page 353

    Using Advanced Setup • From the menu that appears after you select “Photogate” as the sensor, select [Gate] or [Pulley]. [Gate] ....Select this option when using the PhotoGate sensor alone. [Pulley] ..... Select this option when using the PhotoGate sensor along with a smart pulley.

  • Page 354

    Using Advanced Setup k Sample Setup The Sample Setup screen lets you configure a number of settings that control sampling. u u u u u To configure Sample Setup settings 1. While the Advanced Setup menu (page 3-1) is on the display, press c(Sample). •...

  • Page 355

    Using Advanced Setup 3. To change the sampling interval setting, move the highlighting to “Interval”. Next, press 1 to display a dialog box for specifying the sampling interval. • The range of values you can select depends on the current sampling mode setting. If this sampling mode is selected: This is the allowable setting range: Realtime...

  • Page 356

    Using Advanced Setup 6. After all the settings are the way you want, press w. • This returns to the Advanced Setup menu. Note • Whenever the current Channel Setup (page 3-3) and Trigger Setup (page 3-8) settings become incompatible due to a change in Sample Setup settings, these settings revert automatically to their initial defaults.

  • Page 357

    Using Advanced Setup k Trigger Setup You can use the Trigger Setup screen to specify the event that causes sampling to start (w key operation, etc.) The event that causes sampling to start is called the “trigger source”, which is indicated as “Source” on the Trigger Setup screen. The following table describes each of the six available trigger sources.

  • Page 358

    Using Advanced Setup To configure Trigger Setup settings u u u u u 1. While the Advanced Setup menu (page 3-1) is on the display, press d(Trigger). • This displays the Trigger Setup screen with the “Source” line highlighted. • The function menu items that appears in the menu bar depend on the sampling mode selected with Sample Setup (page 3-5).

  • Page 359

    3-10 Using Advanced Setup 3. Perform one of the following operations, in accordance with the trigger source that was selected in step 2. If this is the trigger Do this next: source: Press w to finalize Trigger Setup and return to the Advanced [EXE] key Setup menu.

  • Page 360

    3-11 Using Advanced Setup To specify the trigger threshold value and trigger edge type u u u u u Perform the following steps when “Fast”, “Normal”, or “Clock” is specified as the sampling mode (page 3-5). 1. Move the highlighting to “Threshold”. 2.

  • Page 361

    3-12 Using Advanced Setup To configure PhotoGate trigger start and end settings u u u u u Perform the following steps when CH1 is selected as a Photogate trigger source. 1. Move the highlighting to “Start to”. 2. Press one of the function keys described below. To specify this PhotoGate status: Press this key: 1(Close)

  • Page 362

    3-13 Using Advanced Setup k Graph Setup Use the Graph Setup screen to configure settings for the graph produced after sampling is complete. You use the Sample Setup settings (page 3-5) to turn graphing on or off. To configure Graph Setup settings u u u u u 1.

  • Page 363

    3-14 Using Advanced Setup 5. To change the real-time scroll setting, use the f and c cursor keys to move the highlighting to “RealScroll”. Next, press one of the function keys described below. To specify this real-time scrolling setting: Press this key: 1(On) Real-time scrolling on 2(Off)

  • Page 364

    You can use the procedures in this section to configure a custom probe for use with the EA- 200. The term “custom probe” means any sensor other than the CASIO or Vernier sensors specified as standard for the E-CON2 Mode.

  • Page 365

    Using a Custom Probe 6. Use the function keys described below to configure the custom probe setup. • To change the setting of an item, first use the f and c cursor keys to move the highlighting to the item. Next, use the function keys to select the setting you want. (1) Slope Press 1(EDIT) to input the slope for the linear interpolation formula.

  • Page 366

    Using a Custom Probe k Auto Calibrating a Custom Probe Auto calibration automatically corrects the slope and intercept values of a custom probe setup based on two actual samples. Important! • Before performing the procedure below, you should prepare two conditions whose measurement values are known.

  • Page 367

    Using a Custom Probe 4. After the sampled value stabilizes, hold down w for a few seconds. • This will register the first sampled value and display it on the screen. At this time the cursor will appear at the bottom of the display, ready for input of a reference value. 5.

  • Page 368

    Using a Custom Probe 8. Press w, and then input a memory number from 1 to 99. • This saves the custom probe setup and returns to the custom probe list. k Zero Adjusting a Custom Probe This procedure zero adjusts a custom probe and sets its intercept value based on an actual sample using the applicable custom probe.

  • Page 369

    Using a Custom Probe 4. At the point your want to perform zero adjustment (the point that the displayed value is the appropriate zero adjust value), press w. • This will return to the custom probe setup screen. • The E-CON2 will set the intercept value automatically based on the sampled value. The automatically configured value will appear on the custom probe setup screen, where you can view it.

  • Page 370

    Using the MULTIMETER Mode 5 Using the MULTIMETER Mode You can use the Channel Setup screen (page 3-3) to configure a channel so that EA-200 MULTIMETER Mode sampling is triggered by a calculator operation. To use the MULTIMETER Mode u u u u u 1.

  • Page 371

    Using Setup Memory 6 Using Setup Memory Creating EA-200 setup data using the Setup Wizard or Advanced Setup causes the data to be stored in the “current setup memory area”. The current contents of the current setup memory area are overwritten whenever you create other setup data. You can use setup memory to save the current setup memory area contents to calculator memory to keep it from being overwritten, if you want.

  • Page 372

    Using Setup Memory 2. If you are starting from the final Setup Wizard screen, press c(Save Setup-MEM). If you are starting from another screen, press 2(SAVE). • This displays the screen for inputting the setup name. 3. Input up to 18 characters for the setup name. 4.

  • Page 373

    Using Setup Memory u To recall a setup and use it for sampling Be sure to perform the following steps before starting sampling with the EA-200. 1. Connect the calculator to the EA-200. 2. Turn on EA-200 power. 3. In accordance with the setup you plan to use, connect the proper sensor to the appropriate EA-200 channel.

  • Page 374

    Using Setup Memory u To delete setup data 1. On the E-CON2 main menu (page 1-1), press 2(MEM) to display the setup memory list. 2. Use the f and c cursor keys to highlight the name of the setup you want. 3.

  • Page 375

    Using Program Converter 7 Using Program Converter Program Converter converts an EA-200 setup you configured using Setup Wizard or Advanced Setup to a program that can run on the calculator. You can also use Program Converter to convert a setup to a CFX-9850 Series/fx-7400 Series-compatible program.* See the documentation that came with your scientific calculator or EA-200 for information about how to use a converted program.

  • Page 376

    Using Program Converter 2. Enter up to eight characters for the program name. Note Using the program converter initial default settings will create a program like the one below. • Associated Scientific Calculator: fx-9860 Series • Associated Data Analyzer: EA-200 •...

  • Page 377

    Using Program Converter 5. If you plan to use a custom probe connected to CH1 of the Data Analyzer, specify whether calibration or zero adjust should be performed. Perform one of the following key operations to configure the desired setting. To perform this operation: Perform this key operation: 3(CALB) 1(CALIB)

  • Page 378

    Using Program Converter k Converting a CFX-9850 Series Program to a fx-9860 Series Compatible Program To use an EA-200 control program created on the CFX-9850 Series calculator (for use on the CFX-9850) on the E-CON2, you need to convert the program to an fx-9860 program. Conversion can be performed using the program converter.

  • Page 379

    Using Program Converter 5. Enter up to eight characters for the program name. • If you want to password protect the program, perform steps 6 and 7 under “To convert a setup to a program” after inputting the program name. 6.

  • Page 380

    Starting a Sampling Operation 8 Starting a Sampling Operation The section describes how to use a setup configured using the E-CON2 Mode to start an EA-200 sampling operation. k Before getting started... Be sure to perform the following steps before starting sampling with the EA-200. 1.

  • Page 381

    Starting a Sampling Operation u To start sampling 1. Start the sampling operation by performing one of the function key operations described below. ✔ If the final Setup Wizard screen (page 2-4) is on the display, press b(Start Setup). ✔ If the Advanced Setup menu (page 3-1) is on the display, press 1(STRT). ✔...

  • Page 382

    Starting a Sampling Operation 20051101 20070101...

  • Page 383

    Using Sample Data Memory 9 Using Sample Data Memory Performing an EA-200 sampling operation from the E-CON2 Mode causes sampled results to be stored in the “current data area” of E-CON2 memory. Separate data is saved for each channel, and the data for a particular channel in the current data area is called that channel’s “current data”.

  • Page 384

    Using Sample Data Memory 3. Use the f and c cursor keys to move the highlighting to the current data file you want to save, and then press 2(SAVE). • This displays the screen for inputting a data name. 4. Enter up to 18 characters for the data file name, and then press w. •...

  • Page 385

    Using Sample Data Memory To rename an existing sample data file u u u u u Note • You cannot use this procedure to rename a current data file name. 1. On the E-CON2 main menu (page 1-1), press 5(GRPH). •...

  • Page 386

    10-1 Using the Graph Analysis Tools to Graph Data 10 Using the Graph Analysis Tools to Graph Data Graph Analysis tools make it possible to analyze graphs drawn from sampled data. k Accessing Graph Analysis Tools You can access Graph Analysis tools using either of the two methods described below. Accessing Graph Analysis tools from the Graph Mode screen, which is u u u u u displayed by pressing 5(GRPH) on the E-CON2 main menu (page 1-1)

  • Page 387

    10-2 Using the Graph Analysis Tools to Graph Data k Selecting an Analysis Mode and Drawing a Graph This section contains a detailed procedure that covers all steps from selecting an analysis mode to drawing a graph. Note • Step 4 through step 6 are not essential and may be skipped, if you want. Skipping any step automatically applies the initial default values for its settings.

  • Page 388

    10-3 Using the Graph Analysis Tools to Graph Data 4. Specify the sampled data for graphing. a. Use the f and c cursor keys to move the highlighting to the name of the sampled data file you want to select, and then press 1(ASGN) or w. •...

  • Page 389

    10-4 Using the Graph Analysis Tools to Graph Data b. Use the function keys to specify the graph style you want. To specify this graph style: Press this key: Line graph with dot ( • ) data markers Line graph with square ( ) data markers Line graph with X (×) data markers Scatter graph with dot ( •...

  • Page 390

    11-1 Graph Analysis Tool Graph Screen Operations 11 Graph Analysis Tool Graph Screen Operations This section explains the various operations you can perform on the graph screen after drawing a graph. You can perform these operations on a graph screen produced by a sampling operation, or by the operation described under “Selecting an Analysis Mode and Drawing a Graph”...

  • Page 391

    11-2 Graph Analysis Tool Graph Screen Operations Key Operation Description Displays a menu of functions for zooming and editing a particular graph K3(EDIT) when the graph screen contains multiple graphs. See “Working with Multiple Graphs” on page 11-10. Displays a menu that lets you transform a sample result graph to a function using Fourier series expansion, and to perform regression to K4(CALC) determine the tendency of a graph.

  • Page 392

    11-3 Graph Analysis Tool Graph Screen Operations k Using Trace Trace displays a crosshair pointer on the displayed graph along with the coordinates of the current cursor position. You can use the cursor keys to move the pointer along the graph. You can also use trace to obtain the periodic frequency value for a particular range, and assign the range (time) and periodic frequency values in separate Alpha-Memory values.

  • Page 393

    11-4 Graph Analysis Tool Graph Screen Operations 4. Press w to assign the period and periodic frequency values to Alpha-Memory variables. • This displays a dialog box for specifying variable names for [Period] and [Frequency] values. • The initial default variable name settings are “S” for the period and “H” for the periodic frequency.

  • Page 394

    11-5 Graph Analysis Tool Graph Screen Operations 3. Press w. • This causes the magnifying glass to disappear and enters the zoom mode. • The cursor keys perform the following operations in the zoom mode. To do this: Press this cursor key: Enlarge the graph image horizontally Reduce the size of the graph image horizontally Enlarge the graph image vertically...

  • Page 395

    11-6 Graph Analysis Tool Graph Screen Operations 5. After everything is the way you want, press w. • This saves the lists and the message “Complete!” appears. Press w to return to the graph screen. • For details about using list data, see the manual that comes with the fx-9860G SD/fx- 9860G calculator.

  • Page 396

    11-7 Graph Analysis Tool Graph Screen Operations 4. Move the trace pointer to the end point of the range for which you want to perform Fourier series expansion, and then press w. • This displays a dialog box for specifying the start degree of the Fourier series. 5.

  • Page 397

    11-8 Graph Analysis Tool Graph Screen Operations k Performing Regression You can use the procedure below to perform regression for a range specified using the trace pointer. All of the following regression types are supported: Linear, Med-Med, Quadratic, Cubic, Quartic, Logarithmic, Exponential, Power, Sine, and Logistic. For details about these regression types, see page 6-3-5 through 6-3-10 of the manual that comes with the fx-9860G SD/fx-9860G calculator.

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    11-9 Graph Analysis Tool Graph Screen Operations 5. Press 6(DRAW). • This draws a quadratic regression graph and overlays it over the original graph. • To delete the overlaid quadratic regression graph, press !4(SKTCH) and then 1(Cls). k Overlaying a Y=f(x) Graph on a Sampled Result Graph Use the following procedure when you want to overlay a Y=f(x) graph on the sampled result graph.

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    11-10 Graph Analysis Tool Graph Screen Operations 4. After the graph function list settings are configured the way you want, press 6(DRAW). • This overlays graphs of all the functions for which graphing is turned on, over the graph that was originally on the graph screen. Original Graph Overlaid with Y=f(x) Graph •...

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    11-11 Graph Analysis Tool Graph Screen Operations 3. Use the f and c cursor keys to cycle through the graphs until the one you want is displayed, and then press w. • This enters the zoom mode and causes all of the graphs to reappear, along with a magnifying glass cursor ( ) in the center of the screen.

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    11-12 Graph Analysis Tool Graph Screen Operations To move a particular graph on a multi-graph display u u u u u 1. When the graph screen contains multiple graphs, press K, and then 3(EDIT). • This displays the [EDIT] menu. 2.

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    11-13 Graph Analysis Tool Graph Screen Operations 3. Move the trace pointer to the end point of the range you want to output from the speaker, and then press w. • After you specify the start point and end point, an output frequency dialog box shown below appears on the display.

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    11-14 Graph Analysis Tool Graph Screen Operations k Configuring View Window Parameters Pressing !3(V-Window) while the graph screen is on the display displays a View Window function key menu along the bottom of the display. Press the function key that corresponds to the View Window parameter you want to configure. Function Key Description Automatically applies the following View Window parameters.

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    12-1 Calling E-CON2 Functions from an eActivity 12 Calling E-CON2 Functions from an eActivity You can call E-CON2 functions from an eActivity by including an “Econ strip” in the eActivity file. The following describes each of the four available Econ strips. u Econ SetupWizard strip This strip calls the E-CON2 Setup Wizard.

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    12-2 Calling E-CON2 Functions from an eActivity k Inserting an Econ Strip into an eActivity File The following procedure assumes that the eActivity file into which you want to insert the Econ strip is already open. For information about creating a new file and other basic eActivity operations, see “Basic eActivity File Operation”...

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    12-3 Calling E-CON2 Functions from an eActivity 6. Press w to assign the title to the strip. • This will highlight the strip. • You can execute the strip here by pressing w. For details about operations that are required when you execute a strip, see “Calling an E-CON2 Function from an Econ Strip”...

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    12-4 Calling E-CON2 Functions from an eActivity 3. Perform the procedure under “To configure an EA-200 setup using Setup Wizard” (page 2-2) from step 3 to set up the EA-200 and execute sampling. Note • In the case of the Econ SetupWizard strip, only the “1: Start Setup” is available on the “Complete!”...

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    12-5 Calling E-CON2 Functions from an eActivity To execute sampling from an Econ Sampling strip u u u u u 1. On the eActivity workspace screen, use the f and c keys to move the highlighting to the Econ Sampling strip. 2.

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    12-6 Calling E-CON2 Functions from an eActivity 8. Press w. • This will set up the EA-200 in accordance with the setup data registered in the Econ Sampling strip. The message “Start sampling?” appears on the screen after EA-200 set up is complete.

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    12-7 Calling E-CON2 Functions from an eActivity Econ Strip Memory Capacity Precautions u u u u u • The memory capacity of each Econ strip is 25 KB. An error will occur if you perform an operation that causes this capacity to be exceeded. Particular care is required when handling a large number of samples, which can cause memory capacity to be exceeded.

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    Manufacturer: CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan Responsible within the European Union: CASIO EUROPE GmbH Casio-Platz 1 22848 Norderstedt, Germany This mark applies in EU countries only.

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    CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan One or more of the following patents may be used in the product. U.S.Pats. 5,166,897 5,210,708 5,535,317 5,539,867 SA0902-A...

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