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Using Verify (Verif) - Casio fx-82 User Manual

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1N(SETUP) c3(STAT) 2(OFF)
1N(SETUP) 6(Fix) 3
20 = 110 = 200 = 290 =ce
3150 = 7310 =8800 = 9310 =
A11(STAT) 5(Reg) 3(r) =
A11(STAT) 1(Type) 4(In X)
A11(STAT) 5(Reg) 3(r) =
A11(STAT) 5(Reg) 1(A) =
A11(STAT) 5(Reg) 2(B) =
Results: Linear Regression Correlation Coefficient: 0.923
Logarithmic Regression Correlation Coefficient: 0.998
Logarithmic Regression Formula:
Calculating Estimated Values
Based on the regression formula obtained by paired-variable statistical
calculation, the estimated value of
The corresponding
regression) also can be calculated for a value of
formula.
To determine the estimate value for
4 4
regression formula produced by logarithmic regression of the data
in
. Specify Fix 3 for the result. (Perform the following operation
3
after completing the operations in
A 160 11(STAT) 5(Reg) 5( n) =
Result: 8106.898
Important: Regression coefficient, correlation coefficient, and estimated
value calculations can take considerable time when there are a large number
of data items.

Using VERIFY (VERIF)

VERIFY is a function you can use to verify whether an input equality or
inequality is true (indicated by TRUE) or false (indicated by FALSE). The
following shows the general procedure for using VERIFY.
To verify whether 4 ' 9 = 12 is true
1. Press N3(VERIF) to enter the VERIFY Mode.
N2(STAT) 2(A+BX)
x
-value (two values,
y
= –3857.984 + 2357.532ln
y
can be calculated for a given
x
x
and
1
2
y
when
.)
3
B
E-20
STAT
STAT
, in the case of quadratic
y
in the regression
x
= 160 in the
FIX
FIX
x
x
-value.
Math
Math

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