why do we pool data in regression how to model a regression model with interdependencies why are subsets a problem in regression what is the difference between a subset and pooling why is pooled data necessary in regression model which is better subset or pooling in regression modeling if a regression is a subset how to set different data sets in regression analysis with interaction when to pool subset data regressor why use a subset or pooling model how do regressions have subset pools how to model pooled data which of the following is a subset of a multivariate model? what is pooling in regression when should subsets be pooled what is the difference between subsets and pooling what are subsets and pooling in a regression why are subsets and pools used in regression are subsets and pooled models the same which is better subset or pooling in a regression model with interactions?