Casio fx-9750G PLUS User Manual
Page 284
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256
k
k
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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
regression formula.
P.268
• {
COPY} ... {stores the displayed regression formula as a graph function}
• {
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).
P.255
For details on the meanings of function menu items at the bottom of the display, see
“Selecting the Regression Type”.
18 - 2
Paired-Variable Statistical Calculation Examples
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