Blog Archives

Will Millennials Ever Get Married?

July 13, 2015
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Will Millennials Ever Get Married?

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...

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Bayesian Billiards

June 25, 2015
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Bayesian Billiards

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...

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The Sleeping Beauty Problem

June 12, 2015
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The Sleeping Beauty Problem

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...

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Hypothesis testing is only mostly useless

May 1, 2015
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Hypothesis testing is only mostly useless

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...

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Two hour marathon by 2041 — probably

April 15, 2015
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Two hour marathon by 2041 — probably

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...

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Bayesian survival analysis for "Game of Thrones"

March 25, 2015
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Bayesian survival analysis for "Game of Thrones"

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...

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Statistical inference is only mostly wrong

March 2, 2015
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Statistical inference is only mostly wrong

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...". &nbsp...

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Upcoming talk on survival analysis in Python

February 24, 2015
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Upcoming talk on survival analysis in Python

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...

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Bayesian analysis of match rates on Tinder

February 10, 2015
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Bayesian analysis of match rates on Tinder

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...

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Godless freshmen: now more Nones than Catholics

February 5, 2015
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Godless freshmen: now more Nones than Catholics

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...

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