[From the article “What a nerdy debate about p-values shows about science — and how to fix it” by Brian Resnick at Vox.com] “There’s a huge debate going on in social science right now. The question is simple, and strikes…

Read More[NOTE: This is a repost of a blog that Andrew Gelman wrote for the blogsite Statistical Modeling, Causal Inference, and Social Science]. Blake McShane and David Gal recently wrote two articles (“Blinding us to the obvious? The effect of statistical…

Read MoreNOTE: This entry is based on the article, “There’s More Than One Way to Conduct a Replication Study: Beyond Statistical Significance” (Psychological Methods, 2016, Vol, 21, No. 1, 1-12) Following a large-scale replication project in economics (Chang & Li, 2015)…

Read More[From the article, “Scientists, fishing for significance, get a meager catch” by Ivan Oransky and Adam Marcus at the website STAT] “If you cast a wide enough net, you’ll find what looks like a prize-winning fish. But you’ll also catch a…

Read More[From an article at Retraction Watch] “After reading too many papers that either are not reproducible or contain statistical errors (or both), the American Statistical Association (ASA) has been roused to action. Today the group released six principles for the use…

Read MoreThe website FiveThirtyEight has a thoughtful post reflecting on the recent study in psychology in which 100 experimental studies were replicated . At least two points are worth highlighting. First, despite the concern about p-hacking, it turns out that one…

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