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 »
Here comes one more goodie from Gordon Moore: dance r. This follows his wonderful dances, introduced here, and three other goodies introduced here. Have a play with dance r, the latest component in esci web. Please tell us what you think. As you may …
Gordon Does It Again: See the Correlations Dance Read more »
It’s World Statistics Day, with the tagline “Connecting the world with data we can trust“. Yes, Tuesday 20 October is the day. (Also the birthday of Lindy, my wife. Maybe there’s a message there somewhere.) Science is under attack around …
WORLD STATISTICS DAY: “Connecting the world with data we can trust” (also, Open Science) 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 »
…as I was asked recently. A question every author loves to hear. The short answer is ITNS, preferably to be followed by ITNS2, coming in 2021 we hope. Here’s an overview: ITNS, second edition, due 2021 Main changes from the …
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 …
Bob and I are delighted to welcome Gordon Moore who joins us in working on the second edition of ITNS. Gordon, an independent tutor in computing, statistics and mathematics, is based in England, so our ITNS2 team of three now …
Gordon’s ‘dances’: Vivid Simulations Bring Statistical Ideas Alive Read more »
An appreciative comment on YouTube reminds me I haven’t mentioned Significance Roulette for a while, yet its message that a p value can’t be trusted remains as relevant as ever. Dance of the p Values The dance of the p …
Reminder: Significance Roulette Still Tells Us a p Value Can’t be Trusted Read more »
I haven’t read this book–it won’t reach here for a while–but Fiona has written a critique that’s certainly worth reading. Out this week in Nature, you can find her assessment here. From Fiona’s review: “Together with his overview of the …