Lock-In Continuous Predictor Variables

Use this field to specify continuous/quantitative variables to always include in the model .

Variables specified here are not considered in subsequent predictor reduction steps.

To Specify One or More Lock-In Continuous Predictor Variables:

Specify an Input SAS Data Set .

All of the variables in the input data set are displayed in the Available Variables field.

Examine the list of available variables.

Highlight one or more variables. To highlight multiple variables at once, hold down Ctrl while left-clicking on them.

Click to add the highlighted variable(s) to the Lock-In Continuous Predictor Variables field, as shown below: