Psychological Statistics

A claim I see quite often in mediation is that there is full (or complete) mediation if the indirect effect ( ab ) is statistically signific...

This post is based on an interdisciplinary collaboration (between anthropologists and psychologists) with Kate Ellis-Davies and Sheina Lew-L...

I have been thinking to write a paper about MANOVA (and in particular why it should be avoided) for some time, but never got round to it. Ho...

I wrote a brief introduction to logistic regression aimed at psychology students. You can take a look at the pdf here:   A more compre...

I wrote a short blog (with R Code) on how to calculate corrected CIs for rho and tau using the Fisher z transformation. Serious Stats b...