I recently posted about our DR article being accepted by BJMSP. It has now been published online, here. It’s behind a paywall, but here is the full pdf that we are allowed to share; it has only a few limitations, …

The Diamond Ratio (DR), Our Estimate of Heterogeneity: Now Published Online Read more »

I’m excited to report that Max Cairns’s PhD work on the Diamond Ratio (DR) has been accepted for publication by the British Journal of Mathematical and Statistical Psychology. The preprint of the final accepted version is here. The Original DR …

The Diamond Ratio (DR), Our Estimate of Heterogeneity: Accepted for Publication Read more »

I’ve just read a great series of papers by Denis Cousineau and Jean-Christophe Goulet-Pelletier. They propose a new way to calculate a CI on Cohen’s d in the paired design (e.g., a pre-post study). It’s an approximation, but they show …

Cohen’s d for the Paired Design: A Better Way to Find the Confidence Interval Read more »

We’re delighted to release precision for planning (PfP), the sixth component of esci web. This completes esci web as currently planned. To access, click esci web and then the precision for planning button. Please let’s know how you like it, …

What N Will Give Me the Precision I Want? Gordon’s New Pictures Tell All Read more »

I’m delighted to say we’re releasing three new goodies from Gordon Moore: distributions, d picture, and correlation. These follow his wonderful dances introduced here. As I explained, ITNS2 will be accompanied by Bob’s data analysis software, esci, in R, and Gordon’s web-based …

Goodies from Gordon: ‘distributions’, ‘d picture’, ‘correlation’–all part of ‘esci web’ Read more »

A while back I posted (here) about the Diamond Ratio (DR), which is our simple visual indicator of the extent of heterogeneity in meta-analysis. (See ITNS, Chapter 9 for more on the DR.) I reported that Max Cairns, a PhD …

A Confidence Interval for the Diamond Ratio: Estimation of Heterogeneity in Meta-Analysis Read more »