Categorical variables don’t make no never mind? Not!

Back in 1976, Howard Wainer published an article in Psychological Bulletin entitled, “Estimating linear coefficients in linear models: It don’t make no never mind.” Since I read this sometime in graduate school and I took my last statistics course in 1989, spending the rest of the time writing my dissertation, I believe I should win…

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The Surprising Face of the Future of Linux (Hint, it wasn’t in Tron)

It’s the holidays and people are drifting in and out of the house. Apparently there is lots of sleeping over going on, although no one bothered to ask me. If you lived here when you were a kid and still have a key to the front door, you don’t need to ask. I can see…

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Advice on marriage, Euclid & logistic regression

My friend, Gokor Chivichyan, a mixed martial arts instructor, once gave this questionable advice to his students, “Women usually just say they’re fat to get attention. So, me, I agree with them. If she says she’s fat, I say, yes, you fat but we like you anyway. If she’s really fat, though, you just have…

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I Wonder What Would Have Happened If I Sucked at Math

On the front page of the Los Angeles Times today was a story about three of the middle schools in Los Angeles serving the highest proportion of students in poverty. My daughter, “The Perfect Jennifer”, did her student teaching at one of the three and teaches at a second. She said to me today, Mom,…