1. H

    Generalized linear model for cost data in spss

    Hi guys, I urgently need your help on this: I want to apply a generalized linear model (GLM) to compare adjusted costs between 2 or more groups of patients, let’s say the name of this group variable is “cohort” (please check the photo). What is a correct way to do this in SPSS? Is it correct to...
  2. S

    The difference between R squared and adjusted R squared

    if your R squared - 0.999 and adjusted R squared = 0.998 what can you infer from this difference (lack of difference) in a multiple regression model with two variables. Would it be anything to do with multicollinearity?