Statistics

Statistics Blogs

Explanation of laxity

August 21, 2014
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Been a little light on the postings recently. Here is why:

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Do your "data janitor work" like a boss with dplyr

August 20, 2014
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Do your "data janitor work" like a boss with dplyr

Data “janitor-work”The New York Times recently ran a piece on wrangling and cleaning data:“For Big-Data Scientists, ‘Janitor Work’ Is Key Hurdle to Insights”Whether you call it “janitor-work,” wrangling/munging, cleaning/cleansing/scru...

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Workshop on Efficient Methods for Value of Information

August 20, 2014
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Nicky Welton has invited me to talk at a very interesting workshop, which she has organised at the University of Bristol (here's a flyer). The day will be about the recent (and current) development of methods to perform calculations of the expected val...

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R Passes SPSS in Scholarly Use, Stata Growing Rapidly

August 20, 2014
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R Passes SPSS in Scholarly Use, Stata Growing Rapidly

by Robert A. Muenchen Here is my latest update to The Popularity of Data Analysis Software. To save you the trouble of reading all 25 pages of that article, the new section is below. The two most interesting nuggets it contains are: … Continue reading →

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Recent Articles

August 20, 2014
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Recent Articles

  I have uploaded a few papers I have written and presented at some national conferences over the past several years.  Currently, all the articles relate to election research.

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The Bracken Bower Prize

August 19, 2014
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The Bracken Bower Prize

The Bracken Bower Prize is a new initiative that's intended to motivate younger authors to identify and analyse future business trends. It's an important award that could well be of interest to applied econometricians, so here are the details that were...

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David Mimno on "Data Carpentry"

August 19, 2014
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David Mimno on "Data Carpentry"

There's a post on David Mimno's blog  today titled, "Data Carpentry".I like it a lot, because it emphasises just how much effort, time and creativity can be required in order to get one's data in order before we can get on with the fun stuff ...

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Models Didn’t Cause the Crisis

August 19, 2014
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Some of the comments engendered by the Black Swan post remind me of something I've wanted to say for a while: In sharp contrast to much popular perception, the financial crisis wasn't caused by models or modelers.Rather, the crisis was c...

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GEFCom 2014 energy forecasting competition is underway

August 18, 2014
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GEFCom 2014 energy forecasting competition is underway

GEFCom 2014 is the most advanced energy forecasting competition ever organized, both in terms of the data involved, and in terms of the way the forecasts will be evaluated. So everyone interested in energy forecasting should head over to the competitio...

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Are P Values Error Probabilities? or, “It’s the methods, stupid!” (2nd install)

August 18, 2014
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Are P Values Error Probabilities? or, “It’s the methods, stupid!” (2nd install)

Despite the fact that Fisherians and Neyman-Pearsonians alike regard observed significance levels, or P values, as error probabilities, we occasionally hear allegations (typically from those who are neither Fisherian nor N-P theorists) that P values are actually not error probabilities. The denials tend to go hand in hand with allegations that P values exaggerate evidence against […]

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