Statistics – Page 150 – William M. Briggs

What People Think Probability Words Mean

The graph above came from Github and was the result of a poll of folks on Reddit. "The raw data came from /r/samplesize responses to the following question: What [probability/number]…

Class Statistics

Free Probability-Statistics Class: Predictive Case Study 1, Part XI

Review! We left off with comparing the standard, out-of-the-box linear regression with our multinomial predictive observable model. The great weaknesses of the regression were probability leakage (giving positive probability to…

Class Statistics

Free Probability-Statistics Class: Predictive Case Study 1, Part X

Review! Last time we created four models of CGPA. Which is correct? They all are. Why? I should ask as a homework question, but I'll remind us here. Since all…

Culture Statistics

Pew’s New Survey on Religious Groups Views on Abortion

Stream: Pew's New Survey on Religious Groups Views on Abortion According to a new survey by Pew Research, Unitarian Universalists are the strongest proponents of legal abortion, and Jehovah's Witnesses…

Class Statistics

Free Probability-Statistics Class: Predictive Case Study 1, Part IX

Review! Last time we successfully computed our model (8): (8) Pr(CGPA = i | guesses of new measures, grading rules, old obs, model), where i = 0,...,5. The model…

Statistics

Another Proof of the Uselessness of P-values

Susan Holmes has done us a service by writing clearly the philosophy of the p-value in her new paper "Statistical Proof? The Problem of Irreproducibility" in the Bulletin of the…

Statistics

Pay More Taxes And Live Longer. Wee P-value Alert!

It's bottom-of-the-barrel trolling to cite anything from Daily Kos, but this one is particularly asinine and worth showing to demonstrate the futility of p-values. Thanks to Al Perrella for the…

Class Statistics

Free Data Science Class: Predictive Case Study 1, Part VIII

Review! We're continuing with the CGPA example. The data is on line, and of unknown origin, but good enough to use as an example. We will build a correlational model,…

Barry Grant on Class 95: Answering P-Value Good Uses ChallengesSeptember 26, 2026
I don't know if this is a good use of p-values, but it is definitely a use, one that seems…
John Pate on Whoring For Climate ChangeSeptember 24, 2026
Until we get back to burning heretics at the stake I don't see any solution to this kind of behaviour.
John Pate on Lady Academics Tire Of Being Judged By Peer ReviewSeptember 24, 2026
Private companies still run enormous R&D labs but they're funded by black budget "defence" appropriations doing the Devil's work. They…
Cary Cotterman on Whoring For Climate ChangeSeptember 24, 2026
Brosch and his ilk don't know squat about "scientific facts". They deal in pseudoscientific nonsense.
McChuck on Whoring For Climate ChangeSeptember 24, 2026
I refuse, on general principles, to use the Left's Newspeak. She is a whore, or prostitute if we're being polite.…