Posted inStatistics
Does It Mean I’m Psychic?
Years ago I wrote and self-published for fun the book So, You Think You're Psychic? You can download a free PDF of it on the Books page. There's nothing wrong…
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 inClass Statistics
How To Do Predictive Statistics: Part II New (Free) Software Regression 1
Mandatory! Read Part I. I will ignore all comments already answered in Part I. Download the code: mcmc.pred.R, mcmc.pred.examples.R. Update If you downloaded before, download again. This is version 0.2!…
Posted inClass Statistics
How To Do Predictive Statistics: Part IV New (Free) Software Logistic Regression
Previous post in the series (or click above on Class). Download the code: mcmc.pred.R, mcmc.pred.examples.R. If you downloaded before, download again. This is version 0.21! Only the example code changed…
Posted inClass Statistics
What Is The Probability Of COVFEFE?
From a tweet from Taleb, who informs us the following question is part of the Indian Statistical Institute examination. (5) Mr.Trump decides to post a random message on Facebook and…
Posted inStatistics
Bayesian Theorists Were Little Better Than Cranks
I stole today's title from David Papineau's essay "Thomas Bayes and the crisis in science", which many readers sent in. When I was in grad school bad in the early…
Posted inStatistics
AI Is Kicking Statistics’s Ass
Here's the headline: "AI can predict when someone will die with unsettling accuracy: This isn't the first time experts have harnessed AI's predictive power for healthcare." Unsettling accuracy? Is accuracy…
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…
