Blog · corpus.blog/blogs/statmodeling.stat.columbia.edu/posts
Andrew Gelman
statmodeling.stat.columbia.edu
2016
20 Jun 2016
19 Jun 2016
Hey—here’s a tip from the biology literature: If your correlation is .02, try binning your data to get a correlation of .8 or .9!original ↗
17 Jun 2016
You’ll never guess what I’ll say about this paper claiming election fraud! (OK, actually probably you can guess.)original ↗
16 Jun 2016
“Smaller Share of Women Ages 65 and Older Are Living Alone,” before and after age adjusmentoriginal ↗
14 Jun 2016
13 Jun 2016
13 Jun 2016
Stan makes Euro predictions! (now with data and code so you can fit your own, better model)original ↗
11 Jun 2016
8 Jun 2016
7 Jun 2016
6 Jun 2016
Changing everything at once: Student-centered learning, computerized practice exercises, evaluation of student progress, and a modern syllabus to create a completely new introductory statistics courseoriginal ↗
6 Jun 2016
Researchers demonstrate new breakthrough in public relations, promoting a study before it appears in Psychological Science or PPNASoriginal ↗
5 Jun 2016
Taking responsibility for your statistical conclusions: You must decide what variation to compare to.original ↗
4 Jun 2016
3 Jun 2016
2 Jun 2016
1 Jun 2016
31 May 2016
30 May 2016
30 May 2016
30 May 2016
29 May 2016
27 May 2016
When doing causal inference, define your treatment decision and then consider the consequences that flow from itoriginal ↗
26 May 2016
The difference between “significant” and “not significant” is not itself statistically significant: Education editionoriginal ↗
25 May 2016
25 May 2016
24 May 2016
23 May 2016
21 May 2016
19 May 2016
19 May 2016
17 May 2016
16 May 2016
15 May 2016
13 May 2016
12 May 2016
11 May 2016
9 May 2016
9 May 2016
8 May 2016
8 May 2016
7 May 2016
6 May 2016
I’m really getting tired of this sort of thing, and I don’t feel like scheduling it for September, so I’ll post it at 1 in the morningoriginal ↗
6 May 2016
Journalists are suckers for anything that looks like science. And selection bias makes it even worse. But I was unfair to NPR.original ↗
3 May 2016
3 May 2016
3 May 2016
2 May 2016
2 May 2016
Controlling for variation in the weather in a regression analysis: Joe and Uri should learn about multilevel models and then they could give even better adviceoriginal ↗
1 May 2016
27 Apr 2016
If Yogi Berra could see this one, he’d spin in his grave: Regression modeling using a convenience sampleoriginal ↗
26 Apr 2016
25 Apr 2016