Absolute Value And Argument (Abs, Arg); Statistical Calculation Types - Casio fx-115ES User Manual

k Absolute Value and Argument (Abs, arg)
You can use the following procedure to obtain the absolute value
(|Z|) and argument (arg) on the Gaussian plane for a complex number
of the format Z =
1w(Abs); 12(CMPLX)1(arg)
Appendix
<#051> Obtain the absolute value and argument of 2 + 2
*1 Absolute Value
Statistical Calculation
All calculations in this section are performed in the STAT Mode
(N3).
Selecting a Statistical Calculation Type
In the STAT Mode, display the statistical calculation type selection
screen.
k Statistical Calculation Types
Key Menu Item
1
1-VAR
2
A+BX
3
_+CX
4
In X
e
5
^X
6
A•B^X
7
A•X^B
8
1/X
k Inputting Sample Data
Displaying the STAT Editor Screen
The STAT editor screen appears after you enter the STAT Mode
from another mode. Use the STAT menu to select a statistical
calculation type. To display the STAT editor screen from another STAT
Mode screen, press 11(STAT)2(Data).
a bi
+ .
Single-variable
Linear regression
2
Quadratic regression
Logarithmic regression
e
exponential regression
ab
Power regression
Inverse regression
*2 Argument
Statistical Calculation
exponential regression
E-44
i
.
(STAT)