Texas Instruments BA II Plus User Guide

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.

Texas Instruments BA II Plus Specifications

General

Type	Financial
Cover	-
Form factor	Pocket
Control type	Buttons
Product color	Black
Digits	10 digits
Display tilting	No
Display number of lines	1 lines
Memory registers	10
Power source	Battery