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Statistics Worksheet 67
Computing Statistical Results
Selecting a Statistics Calculation Method
1. Press & k to select the statistical calculation portion of the
Statistics worksheet.
2. The last selected statistics calculation method is displayed (LIN, Ln,
EXP, PWR, or 1-V).
3. Press & V repeatedly until the statistics calculation method you
want is displayed.
4. If you are analyzing one-variable data, select 1-V.
5. Press # to begin computing results.
Computing Results
To compute results based on the current data set, press # repeatedly
after you have selected the statistics calculation method.
The calculator computes and displays the results of the statistical
calculations (except for X' and Y') automatically when you access them.
For one-variable statistics, the calculator computes and displays only the
values for
n, v
vv
v, Sx, sX, GX, and GX
2
.
Computing Y'
1. To select the Statistics worksheet, press & k.
2. Press " or # until X' is displayed.
3. Key in a value for X' and press !.
4. Press # to display the Y' variable.
5. Press % to compute a predicted Y' value.
Computing X'
1. To select the Statistics worksheet, press & k.
2. Press " or # until Y' is displayed.
3. Key in a value for Y' and press !.
4. Press " to display the X' variable.
5. Press % to compute an X' value.