How do I use [Validation Column] in [Validation Method] of Gen'zd (logistic) regression?
My data has a column Train (values 1,0) to split the observations into training (=1) and validation (=0) for a Lasso Logistic Regression model. However, the "Validation column" option in the dropdown of "Validation Method" in the Run form of Generalized Regression is disabled, while Generalized Regression should have support of Validation Column (see https://www.jmp.com/en_us/software/predictive-a...