Statistics – Page 115 – William M. Briggs

Bayes Theorem and Coronavirus: The Chance You Have It & The Chance You Die

I didn't have a chance to put this in yesterday's update, but I've been asked to do it. It's a classic in every 101 biostat textbook to do Bayes theorem…

Class Statistics

Coronavirus Update IV — Take A Deep Breath — If You Still Can

Apologies for the duplicate email! I hit the wrong button yesterday and published the incomplete update meant for today. All the good stuff, caveats, and explanations are linked, some in…

Culture Statistics

Proof That Music Is Growing Worse

This post originally ran 28 September 2011, and is in the top 20 of all posts. If I ever do it again, there is much I'd expand on. The basic…

Class Statistics

Coronavirus Update III: Secondary Peak and Freak——ing Out

All the good stuff, caveats, and explanations in linked in Update II, so go there first if you haven't seen it yet. Signs & Symptoms Skip to the next section…

Class Statistics

Observable-Based , Predictive, or Causal Statistics? Don’t Test! Don’t Estimate!

The term predictive statistics is used to describe a focus on observables, and not on any invisible model-based parameters as is found in estimation and null hypothesis significance testing. It…

Statistics

Coronavirus Update II, Stats & Predictions

The code to do the plots yourself is here, a post which should be read for all the caveats, explanations, and so on. The original coronavirus post is here, which…

Class Statistics

Probability Thought Experiment With NNT: Reader Question

From reader Ernst, this interesting probability/statistics question. First, NNT = number needed to treat, which is, stealing from this site to save time, "The Number Needed to Treat (NNT) is…

Statistics

Cohort Increases In Sex With Same-Sex Partners

Today's post title is stolen from a paper by the same name "Cohort Increases In Sex With Same-Sex Partners: Do Trends Vary by Gender, Race, and Class?" in Gender &…

John M on Richard Dawkins, The Big Muscles Fallacy & AI PachinkoMay 4, 2026
My old brain still wants to read the acronym as the name Al (lower case L). That's why I like…
Brian (bulaoren) on Richard Dawkins, The Big Muscles Fallacy & AI PachinkoMay 4, 2026
Can there be an "Artificial Intelligence" that does not contain "Artifacts"?
km on The Red-Blue Button Dilemma & Its Surprising AnswerMay 3, 2026
What happens if you choose not to participate?
Briggs on Class 88: The Most Neglected Concept: SkillMay 3, 2026
Gareth, And thanks for the comment.
gareth on Class 88: The Most Neglected Concept: SkillMay 3, 2026
You said "and thanks for listening". To which my reply is "and thanks for doing" (many fold) I'm only half…