Texas Instruments TI-89 Manual Book page 40

Field Name
Freq
Category
Include Categories
Graphing a plot
You can graph any defined plot by selecting the plot and
pressing ‡ or by selecting the Graph App on your unit.
Selecting or deselecting a plot
From Plot Setup, select the plot and press † to toggle it on or
off. Deselect a plot to prevent it from graphing.
Copying a plot definition
1. From Plot Setup, select the plot and press „.
TI-89 / TI-92 Plus / Voyage™ 200 PLT CellSheet™ App
Description
Type the range of cells that contains a
weight value for each data point. If you
do not enter a range, all data points are
assumed to have the same weight (1).
Type the range of cells that contains a
category value for each data point.
If you specify a Category, you can use
this item to limit the calculation to
specified category values.
Page 40