Casio fx-9750G Statistical Graphs and Calculations User Manual
Page 11
293
k
k
k
k
k
Displaying Statistical Calculation Results
Whenever you perform a regression calculation, the regression formula parameter
(such as
a
and
b
in the linear regression
y
=
ax
+
b
) calculation results appear on the
display. You can use these to obtain statistical calculation results.
Regression parameters are calculated as soon as you press a function key to select
a regression type while a graph is on the display.
Example
To display logarithmic regression parameter calculation results
while a scatter diagram is on the display
6
(
g
)
1
(Log)
k
k
k
k
k
Graphing Statistical Calculation Results
You can use the parameter calculation result menu to graph the displayed regres-
sion formula.
5
(COPY) .... Stores the displayed regression formula as a graph function
6
(DRAW) .... Graphs the displayed regression formula
Example
To graph a logarithmic regression
While logarithmic regression parameter calculation results are on the display, press
6
(DRAW).
6
(DRAW)
For details on the meanings of function menu items at the bottom of the display, see
“Selecting the Regression Type”.
1 2 3 4
5 6
P.292
P.302
Paired-Variable Statistical Calculation Examples
18 - 2