JMP 13 Predictive and Specialized Modeling, Second Edition, 2nd Edition

Example of Model Comparison

This section provides an example of using the Model Comparison platform. The example uses demographic data to build a model for median home price. A regression model and a bootstrap forest model are compared.

Begin by selecting Help > Sample Data Library and opening Boston Housing.jmp.

Create a Validation Column

1. Create a column called validation.

2. On the Column Info window, select Random from the Initialize Data list.

3. Select the Random Indicator radio button.

4. Click OK.

The rows assigned a 0 are the training set. The rows assigned a 1 are the validation set.

Create the Regression Model and Save the Prediction ...