Statistics

TMQ Tidbits of the Week

Once again, here is the best of Gregg Easterbrook’s Tuesday Morning Quarterback column on ESPN.com. You can read the football bits here. A Cosmic Thought A generation ago “exoplanets” — beyond the solar system — had not been found. Now hundreds are known and the list grows weekly. Recently NASA’s Kepler probe, the first space device specifically designed to look […]

TED on Wrongful Convictions: Part III

In today’s installment of TED’s wrongful conviction series, Rob Warden discusses false confessions. Why would anyone admit to a crime that they did not commit? There are several reasons. Some are predictable (to make the interrogation stop), while others are more surprising (police have lied and implied they have evidence that they don’t). Warden gives example cases […]

TED on Wrongful Convictions: Part II

In today’s installment of TED’s wrongful conviction series, Bryan Stevenson talks about the issue of justice. Our criminal justice system is supposed to give every accused the same protections, but does it? Stevenson points out where it does not, and how we might be able to make a difference.

TED on Wrongful Convictions: Part I

I recently came across a series of good talks about the phenomenon of wrongful convictions. There are numerous reasons for the problem, some of which will be discussed in the videos. I’ll spread them out over six days, so that my readers can give each talk the thought that it might deserve. The speakers come […]

Multiple Guess

Test takers and givers have long debated whether it is wise to stick with your initial answer or switch when in doubt. The usual suggestion is to stick with your “gut reaction”, but does the data bear this out? Actually, no. This article at PSYBlog discusses the data, and conjectures about the reason. I’m sure […]

DHA Could Help Poor Readers

In a recent randomized double blind trial, adding the Omega-3 fatty acid DHA to a students diet resulted in improved reading scores. Here is a taste of a piece from STATS fellow Maia Szalavitz: Researchers at Oxford University’s Center for Evidence-Based Intervention studied 362 7- to 9-year-old children who had placed in the bottom third […]

What It Is Like to Live with Me?

You’d have to ask my wife, but a colleague shared this with me. (HT: Gene Chase)