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Basic Analysis and Graphing - SAS

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476 Creating Tree Maps Chapter 19<br />

Additional Examples of the Tree Map Platform<br />

The report window appears.<br />

Figure 19.9 City Colored by OZONE<br />

Note that the size of the rectangles is still based on the number of occurrences of the Categories variable,<br />

but the colors are mapped to ozone values. The high ozone value for Los Angeles clearly st<strong>and</strong>s out. Missing<br />

values appear as black rectangles.<br />

Example of a Categorical Coloring Variable<br />

For example, using the Cities.jmp sample data table, specify a categorical Coloring variable as follows:<br />

1. Open the Cities.jmp sample data table.<br />

2. Select Graph > Tree Map.<br />

3. Select city <strong>and</strong> click Categories.<br />

4. Select Region <strong>and</strong> click Coloring.<br />

5. Click OK.<br />

The report window appears.

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