Author: Geoff Cumming

Statistical Cognition: An Invitation

Statistical Cognition (SC) is the study of how people understand–or, quite often, misunderstand–statistical concepts or presentations. Is it better to report results using numbers, or graphs? Are confidence intervals (CIs) appreciated better if shown as error bars in a graph

A Second Edition of ITNS? Here’s the Latest

Our first blog post about a possible second edition of ITNS is here. All the comments I made there, and the questions I asked, remain relevant. We’ve had some very useful feedback and suggestions, but we’d love more. You could

Play, Wonder, Empathy – Latest Educational Trends, Says The Open University

My long-time friend and colleague Mike Sharples told me about the recently released Innovating Pedagogy 2019 report from The Open University (U.K.). It’s the seventh in an annual series initiated by Mike. Each report aims to describe a number of

Sadly, Dichotomous Thinking Persists in HCI Research

A few words about the latest from Pierre Dragicevic. He’s an HCI researcher in Paris who totally gets the need for the new statistics. I’ve written about his work before, here and here. Now, with colleague Lonni Besançon, he reports

Internal Meta-Analysis: The Latest

I recently wrote in favour of internal meta-analysis, which refers to m-a that integrates evidence from two or more studies on more-or-less the same question, all coming from the same lab and perhaps reported in a single article. The post

Abandon Statistical Significance!

That’s the title of a paper accepted for publication in The American Statistician. (I confess that I added the “!”) The paper is here. Scroll down below to see the abstract. The paper boasts an interdisciplinary team of authors, including

Open Science DownUnder: Simine Comes to Town

A week or two ago Simine Vazire was in town. Fiona Fidler organised a great Open Science jamboree to celebrate. The program is here and a few of the sets of slides are here. Simine on the credibility revolution First

Cabbage? Open Science and cardiothoracic surgery

“The best thing about being a statistician is that you get to play in everyone’s backyard.” –a well-known quote from John Tukey. Cabbage? That’s CABG–see below. A week or so ago Lindy and I spent a very enjoyable 5 days

Internal Meta-Analysis: Useful or Disastrous?

A recent powerful blog post (see below) against internal meta-analysis prompts me to ask the question above. (Actually, Steve Lindsay prompted me to write this post; thanks Steve.) In ITNS we say, on p. 243: “To carry out a meta-analysis

Eating Disorders Research: Open Science and The New Statistics

I’m in Sydney, the great Manly surf beach just over the road. It’s an easy ferry ride to the Opera House and city centre. Lindy and I started this trip up from Melbourne with a few days with a cousin,