Blog Archives

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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Bayesian predictions for Super Bowl XLIX

January 26, 2015
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Bayesian predictions for Super Bowl XLIX

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. Here is the first article of the series:Predicting...

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Statistics tutorials at PyCon 2015

December 17, 2014
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Statistics tutorials at PyCon 2015

I am happy to announce that I will offer two statistics tutorials at PyCon 2015 on April 9 in Montreal.  In the morning session I am teaching Bayesian Statistics Made Simple, which I have taught several times before, including the last three PyCon...

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The Rock Hyrax Problem

December 4, 2014
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The Rock Hyrax Problem

This is the third of a series of articles about Bayesian analysis.  The previous article is here.Earlier this semester I posed this problem to my Bayesian statistics class at Olin College:Suppose I capture and tag 10 rock hyrax...

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The World Cup Problem Part 2: Germany v. Argentina

November 25, 2014
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The World Cup Problem Part 2: Germany v. Argentina

This is the second of two articles about Bayesian analysis applied to World Cup soccer.  The previous article is here.Earlier this semester I posed this problem to my Bayesian statistics class at Olin College:In the final match of t...

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The World Cup Problem: Germany v. Brazil

November 18, 2014
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The World Cup Problem: Germany v. Brazil

Earlier this semester I posed this problem to my Bayesian statistics class at Olin College:In the 2014 FIFA World Cup, Germany played Brazil in a semifinal match. Germany scored after 11 minutes and again at the 23 minute mark. At that point in th...

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On efficient algorithms for finding the goddamn endnotes

October 4, 2014
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On efficient algorithms for finding the goddamn endnotes

IntroductionIn many recent books, the goddamn endnotes are numbered sequentially within each chapter, but chapter numbers seldom appear in the header on each page.  So a reader who wants to find a goddamn endnote typically has to search backward t...

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