More waves in longitudinal studies do not help against initial sampling error
Suppose you ran 20 studies. By coincidence, one of them attains p < .05 and, by good fortune, it's in the right direction too. The other studies get thoroughly examined…
Suppose you ran 20 studies. By coincidence, one of them attains p < .05 and, by good fortune, it's in the right direction too. The other studies get thoroughly examined…
I've written about this before (in 2014, and in 2017), but due to popular demand, we cover it again. The topic is very important because depression is perhaps the most…
We've been over this topic previously in 2017, but since this is the eternal idea, let's look at more data. Let's start historically. 1969 Arthur Jensen's famous article “How much…
https://www.goodreads.com/book/show/24298516-faking-science FakingScience-20141214 <-- PDF In general, this book was a fun and quick read. It gets somewhat repetitive with his descriptions of how bad he feels for his actions and…
https://twitter.com/KirkegaardEmil/status/551535440831201280 Would this work? Authors can reduce their publication bias measure by publishing new studies that are more honest (with regards to reporting, research practices or not making data up,…
A link on Reddit claimed that exercise could be an effective treatment for depression. I felt it necessary to comment that: Exercise does not have a causal effect on depression…
While looking for peer-review related studies, I came across a meta-analysis of gender bias in grant applications. That sounds good. Bornmann, L., Mutz, R., & Daniel, H. D. (2007). Gender…