Casio fx-350MS Calculator User Manual


 
E-24
Regression Calculations
Use the F key to enter the REG Mode when you want
to perform statistical calculations using regression.
REG ................................................................
F 3
•In the SD Mode and REG Mode, the | key operates as
the
S key.
Entering the REG Mode displays screens like the ones
shown below.
•Press the number key (
1, 2, or 3) that corresponds
to the type of regression you want to use.
1(Lin)
:Linear regression
2(Log)
: Logarithmic regression
3(Exp)
:Exponential regression
r 1(Pwr)
: Power regression
r 2(Inv)
:Inverse regression
r 3(Quad)
: Quadratic regression
•Always start data input with
A B 1
(Scl) = to clear
statistical memory.
•Input data using the key sequence shown below.
<
x-data> P <y-data> S
•The values produced by a regression calculation depend
on the values input, and results can be recalled using
the key operations shown in the table below.
1
2
3
Lin Log
E
xp
1
2
3
P
w
r Inv
Q
uad
re
REG