Casio fx-9750G Manual page 25

Next, you can use the following.
1 (X) ............ Linear regression
2 (Med) ....... Med-Med regression
3 (X^2) ........ Quadratic regression
4 (X^3) ........ Cubic regression
5 (X^4) ........ Quartic regression
6 (g) ........... Next menu
1 (Log) ........ Logarithmic regression
2 (Exp) ........ Exponential regression
3 (Pwr) ........ Power regression
6 (g) ........... Previous menu
The meanings of the parameters that appear on this screen are the same as those
for "Linear Regression Graph" to "Power Regression Graph".
k k k k k Estimated Value Calculation ( , )
After drawing a regression graph with the STAT Mode, you can use the RUN Mode
to calculate estimated values for the regression graph's
• Note that you cannot obtain estimated values for a Med-Med, quadratic regres-
sion, cubic regression, or quartic regression graph.
Example To perform power regression using the following data and
estimate the values of
xi
28
30
33
35
38
1. In the Main Menu, select the STAT icon and enter the STAT Mode.
2. Input data into the list and draw the power regression graph*.
3. In the Main Menu, select the RUN icon and enter the RUN Mode.
Performing Statistical Calculations
and
yi
2410
3033
3895
4491
5717
x y
and parameters.
xi yi
when = 40 and
18 - 6
= 1000
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