is box cox transformation normal why do you transform the pre- intervention test score why do you transform a pre-intervention why do you not transform a pre and post intervention test score can i transform pre intervention testing scores does box cox transformation apply to pre intervention test scores? can pre-intervention test score be transform can a pre intervention test score be transformed can you transform a pre intervention test score does box cox transform post intervention test score? is box cox transform non-normal why can't you use box cox transformation when running regression can you convert pre intervention test scores does linear regression include a post intervention test score how to run box cox transformation for regression when to transform a pre-intervention test score should you transform pre- and post-intervention scores can you transform a pre intervention when to use box cross transformation on a linear regression is a box cox transformation necessary to run regression