It was a shock to receive the very sad news that Tony Hak died last week, unexpectedly. Too young! And only 3 years into an active retirement. Tony was an Emeritus Associate Professor, having retired in 2015 from the Department…
Introduction to the New Statistics
The online community and blog for ITNS
Category: Teaching
ITNS–A New Review on Amazon
The ITNS page on Amazon (U.S.) is here. Scroll down to see the 4 reviews by readers. Recently a five-star review was added by Edoardo Zamuner. Here it is: “I am an experimental psychologist with training in NHST. Cumming’s book…
The Beautiful Face of a Confidence Interval: The Cat’s Eye Picture
Pawel (Pav) Kalinowski and Jerry Lai completed their PhDs a few years back. A recently published Frontiers article (citation below) reports what was primarily Pav’s research on how people understand confidence intervals (CIs). The short version is “for many people,…
Measuring Heterogeneity in Meta-Analysis: The Diamond Ratio (DR)
This is a post about the Diamond Ratio (DR), a simple measure of the extent of heterogeneity in a meta-analysis. We introduced the DR in ITNS. But first, some background. Fixed Effect (FE) model for meta-analysis The diamond at the…
Open Science: This Time in Orthodontics
Last month it was the Antarctic Scientists, this month the Orthodontists, and once again I had a most enjoyable time. Lindsay my wife and I are just back from 5 days in Sydney. I was speaking at the 26th Australian…
Why effect sizes? A tutorial (especially for Neuroscientists)
The New Statistics emphasizes effect sizes, confidence intervals, meta-analysis, and Open Science. There’s a lot of momentum to adopt this change of focus. For example, the APA recently released new guidelines for reporting quantitative research and throughout it emphasizes reporting…
Open Science Leaders: Dan and Steve Tell Their Stories
BTW, have you noticed that Bob has set up NewStatistics on Twitter–scroll down and see the right hand side bar. Do follow us and help spread the word. Thanks! Dan Simons may be best known as the co-author of the…
Say It in Song: Go Forth and Replicate!
Jon Grahe, of Pacific Lutheran University, is an enthusiastic advocate for Open Science and, especially, for student participation in doing Open Science as a key part of education. The Collaborative Replication and Education Project (CREP, pronounced “krape”) is a great…
Some Questions–Would You Care to Comment?
Blogs sometimes either elicit lots of comments, or they don’t. While writing, I’m always wondering how readers might react, what they (you) might be thinking. In my most recent post I asked about experiences or thoughts readers might have about…
Teaching the Forest Plot–What Do You Think?
I’ve been a bit obsessed with the forest plot for, I’d guess, close to 20 years. Partly because I love pictures, partly because the forest plot can tell us so much. I regard it as the beautiful face of meta-analysis.…
Labs are over and I have the afternoon to dig into the articles in the special issue of the American Statistician. Some I'd seen, but others are new to me. It's a treat.
Some suggestions for better statistical practice with a post-mortem of a research literature that went terribly wrong. This is the paper Geoff and I contributed to the special issue of TAS.
https://t.co/UVkHzPmX1j
New Stats blog: Moving to a World Beyond “p < 0.05” https://t.co/mr2ULAANuW
New Stats blog: Ditching Statistical Significance?! https://t.co/wk1aStVysW
Ditching significance testing: #epitwitter, something is happening.
https://t.co/3BGUoYv24X
https://t.co/rURjGFW888
https://t.co/EUAhZAsbQv
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