Post

Find someone who believes in you like researchers believe in pre-post differences as valid treatment effect estimates.

@dingdingpeng.the100.ci

P.S. Pre-post differences are *not* valid treatment effect estimates. Why? Here's a post by @statsepi.bsky.social: statsepi.substack.com/p/one-simple..., here's a post by me: www.the100.ci/2025/01/22/r... >

the100.ciReviewer notes: In a randomized experiment, the pre-post differences are not effect estimatesReviewer notes are a new short format with brief explanations of basic ideas that might come in handy during (for example) the peer-review process. They are a great way to keep Julia from writing 10,0...

Nicholas Judd

@njudd.com

Nice Post! Odd citation in the ANCOVA footnote for the change in observational analyses. I feel like it warrants a sentence on how this gives easy, large false positives: Van Breukelen, 2006; Sorjonen et al., 2019 & my absolute favorite, must read, Castro-Schilo, & Grimm, 2018

6/3/26, 11:30 pm0 reposts1 like

No replies yet.