Validate your model

The simplest way is to create your model using a random base selection. You can create a holdout sample by simply dragging off this selection and changing the logic to NOT, to select everybody not in the training data used to build the model.

Create a validation cube¶

In the sections Using a random Base Selection and Using a Random Base Selection to Validate your Model it explains how you can create a cube to show the Analysis % in the training and holdout samples.