Arnold Kling analyzes the subprime mortgage mess using statistics: Null Hypothesis: Borrower applying for a loan will NOT repay it. Alternative Hypothesis: Borrower will repay the loan. Type I Error: ...

I regularly teach courses in statistics. And make no mistake about it, I LOVE teaching statistics. I’ve taught this class since 1996, have (with Sara Hall) co-authored a textbook on the topic, and I’d ...

What do Icelandic volcanic ashes have in common with an innocent Brazilian man wrongly shot to death in a subway station by the London Metropolitan Police because they misidentified him as one of the ...