Open threads at the Open Thread tab every Sunday and Wednesday

Tag Archives: statistics

Why Do Test Scores Plateau?

I just got my exam results, so let’s talk medical residency standardized test statistics. In particular, let’s talk about average results by year – that is, compare doctors in their first year of training, their second year of training, etc. … Continue reading

AI Persuasion Experiment Results

I. Last month I asked three thousand people to read some articles on AI risk and tell me how convinced they were. Last week, I asked them to come back and tell me some more stuff, to see if they … Continue reading

I Wrote A Blog Post, But Did Not Adjust For The Fact That The Title Would Be Too L

I recently got in some fights with psychoanalysts on the importance of parenting. They mentioned that one good test for genuine parent effects – as opposed to genetic effects, stress-related effects, toxin-related effects, et cetera – would be things that … Continue reading

Beware Regional Scatterplots

[Epistemic status: Not original, but worth mentioning] I’ve been using scatterplots of different states and countries a lot here lately. For example, this one in the discussion about guns: And this one in the discussion about national happiness: Hopefully we … Continue reading

Posted in Uncategorized | Tagged | 199 Comments

2016 Nootropics Survey Results

[Disclaimer: Nothing here should be taken to endorse using illegal or dangerous substances. This was a quick informal survey and you should not make any important health decisions based on it. Talk to your doctor before trying anything.] Nootropics are … Continue reading

Before You Get Too Excited About That GitHub Study…

Another day, another study purporting to find that Tech Is Sexist. Since it’s showing up here, you probably already guessed how this is going to end. Most of this analysis is not original to me – Hacker News had figured … Continue reading

Lies, Damned Lies, And The Media (Part 6 of ∞)

[content warning: discussion of violent crime, including sexual assault] I plan to write an article on misuse of statistics by online news organizations, but looking back through my archives most of the examples I’ve got are from a couple of … Continue reading

Posted in Uncategorized | Tagged | 422 Comments

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

Posted in Uncategorized | Tagged | 507 Comments

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