Statistics – Page 3 – William M. Briggs

Spurious Correlations Proves Hypothesis Testing Should Be Abandoned

This week traditionally is a slow week on the blog, so let me have a go at explaining something I've explained a few hundred times before, a thing which has…

Philosophy Statistics

David Stove Exposes Karl Popper’s Wee P!

We have discussed before (and in detail here) how Fisher, inventor of the wee P of which scientists boast ("Look how small my P is!" shouted the excited scientist), was…

Philosophy Statistics

Why Dembski’s Design Inference (Of Causation) Goes Wrong

Probability does not exist; therefore, nothing has a probability, so nothing can be caused by probability, though the uncertainty of statements can be had conditional on assumptions, and this probability…

Philosophy Statistics

Bertrand’s Paradox — Solved!

Anon sent a question about Bertrand's Paradox. The paradox is supposed to show something has gone wrong with our thinking in probability. And it has, but not in the way…

Philosophy Statistics

Solved: The Best Bayesian Prior To Use In Every Situation

Kevin Gray is back with another question, this time about priors. His last led to the post "Was Fisher Wrong? Whether Or Not Statistical Models Are Needed." (The answer was…

Philosophy Statistics

More Proof Hypothesis Testing Is Wrong & Why The Predictive Method Is The Only Sane Way To Do Statistics

Here it is, friends, the one complete universal simple function, the only function you will ever need to fit any---I said any---dataset x. And all it takes is one---I said…

Philosophy Statistics

Dear Quacks & Experts: Your Loss Function Is Not Our Loss Function

Note to the colleague who wrote me. I lost your email! You asked excellent questions about the post Classical Statistics Has Outlived Its Usefulness: Here’s The Fix, which I meant…

Philosophy Statistics

Why (Scott Alexander’s) Bayesian Rationality Fails

Scott Alexander, late of Slate Star Codex, and New York Times doxee, is the subject of Curtis Yarvin nee Moldbug's latest. Rather, Alexander's (and Moldbug's? see postscript) Bayesian rationality is.…

spaceranger on Why There Are (Probably) No UFOs: “Climate Change”May 22, 2026
Two things I can never figure out are UFO pictures and police body cam videos.
Dave Narby on Why There Are (Probably) No UFOs: “Climate Change”May 22, 2026
There's been some pretty clear ones lately, at least to the resolution of the camera used, e.g. https://www.youtube.com/watch?v=pcEEXLOORLI https://www.youtube.com/watch?v=6zkZ3x1T0QU This…
James on Why There Are (Probably) No UFOs: “Climate Change”May 22, 2026
The same logic applies to the phenomenon of "ball lightning". It sounds credible, but there are no photos of it…
Uncle Mike on Blessed Memorial Day; No Class; See You WednesdayMay 21, 2026
Please enjoy your well-earned respite. Warmth is indeed a boon and blessing -- it's in the eighties here today and…
Cary D Cotterman on Why There Are (Probably) No UFOs: “Climate Change”May 20, 2026
There are clear photographs of just about any phenomenon imaginable, regardless of how fast, distant, small, or ephemeral it may…