The British Journal of Mathematical and Statistical Psychology has published a target article (with commentaries and reply) by Andrew Gelman and Cosma Shalizi on philosophy and the practice of Bayesian statistics.Mark Andrews and I introduce the target...
I've been thinking about p values quite a bit recently - prompted by a other bloggers and by some journal work. One interesting phenomenon in this area is the cliff effect: a supposed abrupt shift in researchers' confidence in an effect when moving fro...
I recently gave an introduction to multilevel modeling talk at Strathclyde University for PsyPAG. I promised to make my slides available. I'm still using powerpoint (and regretting it) so some of the symbols may be garbled. (I noticed that powerpoint t...
I recently wrote a review of Understanding psychology as a science: an introduction to scientific and statistical inference by Zoltan Dienes (2008). Dienes' book covers Neyman-Pearson null hypothesis significance testing, Bayesian inference and the lik...
