At SciPy last week I gave a talk called "Will Millennials Ever Get Married? Survival Analysis and Marriage Data". I presented results from my analysis of data from the National Survey of Family Growth (NSFG). The slides I presented ar...

I recently watched a video of Jake VanderPlas explaining Bayesian statistics at SciPy 2104. It's an excellent talk that includes some nice examples. In fact, it looks like he had even more examples he didn't have time to present.Althou...

How did I get to my ripe old age without hearing about The Sleeping Beauty Problem? I've taught and written about The Monty Hall Problem and The Girl Named Florida Problem. But I didn't hear about Sleeping Beauty until this reddit post, poi...

UPDATE May 4: Nature recently reported the outcome of an attempt to replicate 100 results from psychology research. They characterize the findings as "worrying." In my previous article I argued that classical statistical inference is only mostly wron...

Last fall I taught an introduction to Bayesian statistics at Olin College. My students worked on some excellent projects, and I invited them to write up their results as guest articles for this blog. Previous articles in the series are:Baye...

Last fall I taught an introduction to Bayesian statistics at Olin College. My students worked on some excellent projects, and I invited them to write up their results as guest articles for this blog.One of the teams applied Bayesian survival anal...

p-values banned!The journal Basic and Applied Social Psychology (BASP) made news recently by "banning" p-values. Here's a summary of their major points:"...the null hypothesis significance testing procedure (NHSTP) is invalid...".  ...

On March 2, 2015 I am presenting a short talk for the Python Data Science meetup. Here is the announcement for the meetup.And here are my slides:The code for the talk is in an IPython notebook you can view on nbviewer. It is still a work in...

Last fall I taught an introduction to Bayesian statistics at Olin College. My students worked on some excellent projects, and I invited them to write up their results as guest articles for this blog. Just in time for Valentine's Day, here's the secon...

This article is an update to my annual series on one of the most under-reported stories of the decade: the fraction of college freshmen who report no religious preference has more than tripled since 1985, from 8% to 27%, and the trend is accelerating.I...