Online and in Melbourne, 28-30 Nov. A vast spread of disciplines. From around the world, numerous young folks–and some oldies–speaking truth to age. Yes, it’s AIMOS 2022. The fourth AIMOS conference! See my posts after the first conference (2019, here) …

For the Latest Science About Science Hurry to AIMOS 2022 Read more »

…even to being a key financial Minister in Federal Parliament. After the recent Australian election, Labor took power. (Hooray!) The new Assistant Minister for Treasury is Andrew Leigh. He’s one of the small team responsible for all things economic and …

Knowing Statistics Can Lead You To the Heart of Government Read more »

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 »

In ITNS we used ‘dunbiased’ to refer to the debiased estimate of Cohen’s δ, which is Cohen’s standardised effect size in the population. In UTNS I used ‘dunb’. But now ‘Hedges’s g’ seems to be gaining currency as a label …

What Should We Call Our Estimate of Cohen’s δ: d-unbiased, Hedges’ g, or Something Else? Read more »

A great new preprint by Marie Delacre (at Université Libre de Bruxelles, marie.delacre@ulb.be) and colleagues (Daniel Lakens, Christophe Ley, Limin Liu, & Christophe Leys) throws valuable light on this question. The title is: Why Hedges’ gs* based on the non-pooled …

Which Standardised Effect Size Measure Is Best When Variances Are Unequal? Read more »