Processes | Predictive Modeling | Grouping Variable

Grouping Variable
Use this text box to specify a variable by which to group holdout sets used in predictive modeling.
Observations that share the same level of this variable will either be held out together or be included in the training set together.
To Specify the Grouping Variable:
Make sure that either Stratified Random or Random Partition is selected in the Hold-Out Method parameter.