trying to create and save a random subset of rows and save this to a script for later use
I am doing a very large number of validation tests on a multiple regression prediction model that I continue to tweak and would like to automate part of the validation test process using a script. So far, I have not been able to "save to script" the part of the process where I generate and save a random subset of rows from my training dataset to use for validation testing. When I do this manuall...