Statistics

Statistics Blogs

"Using R for Introductory Econometrics"

February 8, 2016
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"Using R for Introductory Econometrics"

Recently, I received an email from Florian Heiss, Professor and Chair of Statistics and Econometrics at the Henrich Heine University of Dusseldorf.He wrote:"I'd like to introduce you to a new book I just published that might be of interest to you: Usin...

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Connection between hypergeometric distribution and series

February 8, 2016
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Connection between hypergeometric distribution and series

What’s the connection between the hypergeometric distributions, hypergeometric functions, and hypergeometric series? The hypergeometric distribution is a probability distribution with parameters N, M, and n. Suppose you have an urn containing N balls, M red and the rest, N – M blue and you select n balls at a time. The hypergeometric distribution gives the probability of selecting k red balls. The probability generating function […]

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Dual Regression

February 6, 2016
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Speaking of quantiles and quantile regression, I also like the new version of Spady and Stouli's "Dual Regression." The power and insights of quantile regression, without the possibility of intersecting conditional quantile surfaces.  Sounds good ...

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Multivariate Quantiles

February 6, 2016
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This new paper got me thinking. How often one wishes for a natural notion of multivariate median, or more generally, multivariate quantiles. Had fun learning about centerpoints and Tukey depths.Multiple-Output Quantile RegressionBy: Marc Hallin ; Miros...

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Shiny Developer Conference 2016 Recap

February 5, 2016
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Shiny Developer Conference 2016 Recap

This is a guest post from VP Nagraj, a data scientist embedded within UVA’s Health Sciences Library, who runs our Data Analysis Support Hub (DASH) service.Last weekend I was fortunate enough to be able to participate in the first ever Shiny Develope...

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Free video course: applied Bayesian A/B testing in R

February 4, 2016
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Free  video course: applied Bayesian A/B testing in R

As a “thank you” to our blog, mailing list, and Twitter followers (@WinVectorLLC) we at Win-Vector LLC have decided to re-release our formerly fee-based A/B testing video course as a free (advertisement supported) video course here on Youtube. The course emphasizes how to design A/B tests using prior “guestimates” of effect sizes (often you have … Continue reading Free video course: applied Bayesian A/B testing in R

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The value of being informed about a short course

February 4, 2016
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The value of being informed about a short course

Later this year, Anna, Mark, Nicky and I will organise and then teach on a 3-day workshop on Statistical Methods for the Value of Information Analysis. Not-quite-by-chance, this will happen exactly the week before the European Conference of t...

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Books to Read While the Algae Grow in Your Fur, November 2015

February 4, 2016
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Attention conservation notice: I have no taste. John Scalzi, The End of All Things Mind candy science fiction, latest in the series begun with Old Man's War. At the surface level, it's a fun series of skiffy adventures, in which there are schemes, ...

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Books to Read While the Algae Grow in Your Fur, January 2016

February 4, 2016
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Attention conservation notice: I have no taste. Mark Thompson, The White War: Life and Death on the Italian Front, 1915--1919 A well-told narrative history of the war, mostly from the Italian side. He covers all aspects, from the back-and-forth of ...

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"Fast Bayesian Factor Analysis via Automatic Rotations to Sparsity" (Next Week at the Statistics Seminar)

February 4, 2016
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Attention conservation notice: Only of interest if (1) you care about factor analysis and Bayesian nonparametrics, and (2) will be in Pittsburgh on Monday. Constant readers, knowing of my love-hate relationship with both factor analysis and with Baye...

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