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Modeling and Multivariate Methods - SAS

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Chapter 13 Recursively Partitioning Data 343<br />

Example<br />

Figure 13.17 Decision Tree Results<br />

Bootstrap Forest<br />

Follow the steps below to grow a tree using the Bootstrap Forest method:<br />

1. Select Analyze > <strong>Modeling</strong> > Partition.<br />

2. Assign mvalue to the Y, Response role.<br />

3. Assign the other variables (crim through lstat) to the X, Factor role.<br />

4. Select Bootstrap Forest from the Method menu.<br />

5. Enter 0.2 for the Validation Portion.<br />

6. Click OK.<br />

7. Check the Early Stopping option on the Bootstrap Forest options window.

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