Difference between using Fisher’s test vs multiple regression Home › Forums › Methodspace discussion › Difference between using Fisher’s test vs multiple regression This topic has 0 replies, 1 voice, and was last updated 7 years, 4 months ago by Martin Sherman. Viewing 1 post (of 1 total) Author Posts 16th September 2013 at 2:15 pm #1422 Martin ShermanParticipant What is the difference between testing for an interaction using Fisher’s r to z transformation followed by a z test versus testing for an interaction within multiple regression. thanks, mfs Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Loading … Log In