Statistics – Page 143 – 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,…

R W Pearson on The HR Trilemma: Which Door Decides Your Fate?May 12, 2026
This is easy, go in the door he came out. Worse case only one young scold to give you a…
Mocheirge on The HR Trilemma: Which Door Decides Your Fate?May 12, 2026
I asked an AI, and it had the same answer as me but with silly Bayes equations. Then out of…
Johnno on Capital Punishment Deters Crime More Than The Death PenaltyMay 12, 2026
We should make it a law that whenever a criminal is sentened to death, that the only method to delay…
Mocheirge on The HR Trilemma: Which Door Decides Your Fate?May 12, 2026
Definitely pick the door that the Boomer just left. There are three Boomers, so the probability that the one you…
Cary D Cotterman on The HR Trilemma: Which Door Decides Your Fate?May 12, 2026
I don't know or have the patience for the math, or whatever it takes, to do this right. I figure…