Methods people often say – in textbooks, task forces, papers, editorials, over coffee, in their sleep – that we should focus more on estimating effect sizes rather than testing for significance. I am kind of a methods person, and I am kind of going to say the opposite. Only kind of the opposite because it…
Category: Unexpectedly Difficult Statistical Concepts
[17] No-way Interactions
This post shares a shocking and counterintuitive fact about studies looking at interactions where effects are predicted to get smaller (attenuated interactions). I needed a working example and went with Fritz Strack et al.’s (1988, .html) famous paper [933 Google cites], in which participants rated cartoons as funnier if they saw them while holding a…