Texas Instruments TI-89 Titanium User Manual page 555

Type the column number (or
list name) that contains the
category values.
Within braces { }, type the category values
to use, separated by commas. (Do not type
a column number or list name.)
You can also use category values from a list variable instead of a column.
Note:
To analyze:
10th grade girls
10th grade boys
10th grade girls and boys
11th grade girls
11th grade boys
11th grade girls and boys
all girls (10th and 11th)
all boys (10th and 11th)
To analyze the whole class, leave the Category input box blank. Any category
Note:
values are ignored.
Statistics and Data Plots
Set this to YES.
Include Categories:
{1}
{2}
{1,2}
{3}
{4}
{3,4}
{1,3}
{2,4}
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