Posted inStatistics
The Limits Of Science
The title of this article could equally well be "The limits of philosophy" or of theology, or of any intellectual endeavor. The question is: can we continue to learn indefinitely?…
Posted inStatistics
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]…
Posted inClass 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…
Posted inClass 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…
Posted inCulture 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…
Posted inClass 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…
Posted inStatistics
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…
Posted inStatistics
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…