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Tag Archives: statistics

Schizophrenia: No Smoking Gun

[Note: despite how some people are spinning this, tobacco is still really really bad and you should not smoke it] I. Schizophrenics smoke. A lot. Depending on the study, about 60-80% of schizophrenics smoke, compared to only about 20% of … Continue reading

Guns and States 2: Son of a Gun

Thanks for your many excellent comments on Guns and States. I’ve made it through most of the comments thread and learned a lot. Here are some (hopefully) final thoughts on the matter: 1. In yesterday’s post, I suggested that the … Continue reading

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Guns And States

[Epistemic status: I think I probably wrung the right conclusions out of this evidence, but this isn’t the only line of evidence bearing on the broader gun control issue and all I can say is what it’s consistent with. Content … Continue reading

College And Critical Thinking

[epistemic status: My bias is against the current college system doing much good. I have tried not to be bogged down by this bias, but take it into account when reading my interpretations below.] [EDIT: An earlier version of this … Continue reading

2D:4D Ratio And Psychological Traits: Results From The LW/SSC Survey Sample

Introduction 2D:4D ratio is the length of someone’s index finger divided by the length of their ring finger on the same hand. It seems to correlate with some kind of prenatal hormone exposure, which makes it a unique way to … Continue reading

Meat Your Doom

[Epistemic status: Very dirty and approximate, but I think roughly correct. Check my calculations and tell me if I’m wrong.] A recent formative experience: a seriously ill patient came in and I recommended a strong psychiatric drug. She looked it … Continue reading

If You Can’t Make Predictions, You’re Still In A Crisis

A New York Times article by Northeastern University professor Lisa Feldman Barrett claims that Psychology Is Not In Crisis: Is psychology in the midst of a research crisis? An initiative called the Reproducibility Project at the University of Virginia recently … Continue reading

Magic Markers

[Thanks to some people on Rationalist Tumblr, especially prophecyformula, for help and suggestions.] There’s an old philosophers’ saying – trust those who seek the truth, distrust those who say they’ve found it. The psychiatry version of this goes “Trust those … Continue reading

Stalin and Summary Statistics

[Epistemic status: As always, I am not a statistician, and anything I say should be taken with a grain of salt until confirmed by others] I. A while ago, I wrote Beware Summary Statistics, where I talked about all the … Continue reading

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That Chocolate Study

Several of you asked me to write about that chocolate article that went viral recently. From I Fooled Millions Into Thinking Chocolate Helps Weight Loss. Here’s How: “Slim by Chocolate!” the headlines blared. A team of German researchers had found … Continue reading