Highway Safety Agency goes rogue

April 9, 2013
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Highway Safety Agency goes rogue

A reader sends me to Adam Obeng, who did the dirty work deconstructing a set of charts by the U.S. National Highway Traffic Safety Administration on his blog. Here's an example of these charts: Aside from the sneaker chart, they...

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The guy behind me on line for the train . . .

April 9, 2013
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The guy behind me on line for the train . . .

. . . sounded exactly like a David Mamet character. I mean, exactly. Or like Eric Bogosian doing a David Mamet character. I only wish I had a good ear for dialogue and could get it down for you. OK, we don’t use the word fuck on this blog but I could substitute something like [...]The post The guy behind me on line for the train . . . appeared…

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Speculative Sea Level Explorer: Reshaping the Coastline by Climate Change

April 9, 2013
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Speculative Sea Level Explorer: Reshaping the Coastline by Climate Change

The Speculative Sea Level Explorer by interaction designer Benedikt Groß investigates how the coastline and the territory of the world will be reshaped by a rise of the sea level due to Global Warming. While the simulation, captured as a serie...

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Freshman hordes regress to the mean

April 9, 2013
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Freshman hordes regress to the mean

More nones, no nunsFor several years I have been following one of the most under-reported stories of the decade: the fraction of college freshmen who report no religious preference has tripled since 1985, from 8% to 24%, and the trend is accelerating.T...

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Recently and not-so-recently in the sister blog

April 9, 2013
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Recently and not-so-recently in the sister blog

Pushback from the elites Insides and essences: Early understandings of the non-obvious The post Recently and not-so-recently in the sister blog appeared first on Statistical Modeling, Causal Inference, and Social Science.

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My talks in DC and Baltimore this week

April 9, 2013
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U.S. Treasury, Office of Financial Research, Tues 9 Apr afternoon (I don’t actually know exactly when or in what room): Parameterization and Bayesian Modeling — Johns Hopkins University, Department of Biostatistics, 4pm Wed 10 Apr, room W2030 School of Public Health: Little data: How traditional statistical ideas remain relevant in a big-data world At the [...]The post My talks in DC and Baltimore this week appeared first on Statistical Modeling,…

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How to set axis options in googleVis

April 9, 2013
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How to set axis options in googleVis

Setting axis options in googleVis charts can be a bit tricky. Here I present two examples where I set several options to customise the layout of a line and combo chart with two axes. The parameters have to be set in line with the Google Chart Tools A...

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Books to Read While the Algae Grow in Your Fur, February 2013

April 9, 2013
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My reading this month was either student papers, university busy-work, or else unsatisfying, with two exceptions. Catherine Jinks, The Reformed Vampire Support Group Mind candy. A lot has been written about vampires as somehow-metaphorical expres...

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Relative Distributions and Smooth Tests (Advanced Data Analysis from an Elementary Point of View)

April 9, 2013
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Applying the correct CDF to a continuous random variable makes it uniformly distributed. How do we test whether some variable is uniform? The smooth test idea, based on series expansions for the log density. Asymptotic theory of the smooth test. C...

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"Prediction in Complex Networks" (Next Week at the Statistics Seminar)

April 9, 2013
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All of the statistics department's seminars are, of course, fascinating presentations of important work, but next week's could hardly be more relevant to my interests if I had arranged it myself. Jennifer Neville, "Prediction in complex networks: T...

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Knoxville R Users Group Formed, Free Training Offered

April 8, 2013
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Knoxville R Users Group Formed, Free Training Offered

R is popular free and open-source software for graphics and data analytics. The Knoxville R Users Group is being formed to help people learn R and improve their skills with it. Three departments of The University of Tennessee are working together … Continue reading →

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painful truncnorm

April 8, 2013
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painful truncnorm

As I wanted to simulate truncated normals in a hurry, I coded the inverse cdf approach: instead of using my own accept-reject algorithm. Poor shortcut as the method fails when a and b are too far from μ So I introduced a control (and ended up wasting more time than if I had used my […]

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Checking claims in published statistics papers

April 8, 2013
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Checking claims in published statistics papers

When finishing Worry about correctness and repeatability, not p-values I got to thinking a bit more about what can you actually check when reading a paper, especially when you don’t have access to the raw data. Some of the fellow scientists I admire most have a knack for back of the envelope calculations and dimensional […] Related posts: Worry about correctness and repeatability, not p-values Statistics to English Translation, Part…

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NIH is looking for an Associate Director for Data Science: Statisticians should consider applying

April 8, 2013
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NIH understands the importance of data and several months ago they announced this new position. Here is an excerpt from the add: The ADDS will focus on the urgent need and increased opportunities for capitalizing on the expanding collections of … Continue reading →

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The Art of R Programming review – part 7

April 8, 2013
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The Art of R Programming review – part 7

An we're back! Today I'm going to briefly cover Graphics in R to the extent that it's mentioned in the book. Graphics are discussed in Chapter 12 of the book. The author rightly points out that R has several libraries with robust graphics mechanisms ab...

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Halo Effects vs. Intention-Laden Ratings: Separating Baby and Bathwater

April 8, 2013
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Halo Effects vs. Intention-Laden Ratings: Separating Baby and Bathwater

Are halo effects real or illusory?  Much has been written arguing that rating scales contain extensive amounts of measurement bias.  Some tell us to avoid ratings altogether (What do customers really want?).  Others w...

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Week-long course in doing Bayesian data analysis, July 15-19

April 8, 2013
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Week-long course in doing Bayesian data analysis, July 15-19

There will be a week-long introductory course in doing Bayesian data analysis, July 15-29 (2013), at Indiana University. The course is offered through the Inter-university Consortium for Political and Social Research (ICPSR). Complete info is at this l...

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The Supreme Court meets the fallacy of the one-sided bet

April 8, 2013
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The Supreme Court meets the fallacy of the one-sided bet

Doug Hartmann writes (link from Jay Livingston): Justice Antonin Scalia’s comment in the Supreme Court hearings on the U.S. law defining marriage that “there’s considerable disagreement among sociologists as to what the consequences of raising a child in a single-sex family, whether that is harmful to the child or not.” Hartman argues that Scalia is [...]

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Point/Counterpoint: Where should you put ODS SELECT and ODS OUTPUT statements?

April 8, 2013
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Point/Counterpoint: Where should you put ODS SELECT and ODS OUTPUT statements?

ODS statements are global SAS statements. As such, you can put them anywhere in your SAS program. For maximum readability, many SAS programmers agree that most ODS statements should appear outside procedures in "open" SAS code. For example, most programmers agree that the following statements should appear outside of procedures: [...]

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Boomerang

April 8, 2013
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Not sure if I'm giving away some good trick here, but I thought I'd shared my experience with this add on for gmail. Once installed, Boomerang allows you to schedule emails to be sent at a given time and date, using gmail. You compose your email normal...

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Next Kölner R User Meeting: 12 April 2013

April 8, 2013
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Next Kölner R User Meeting: 12 April 2013

Quick reminder: The next Cologne R user group meeting is scheduled for this Friday, 12 April 2013. We will discuss cluster analysis and shiny. Further details and the agenda are available on our KölnRUG Meetup site. Please sign up if you would like to...

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Martingale et journalisme scientifique

April 8, 2013
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Martingale et journalisme scientifique

Être journaliste scientifique ne doit pas être facile. J’imagine qu’il faut être à l’écoute des nouvelles scientifiques, et d’informer, aussi justement que possible. C’est ce que fait avec brio Pierre Barthélémy (aka @PasseurSciences sur Twitter) dans sa chronique hebdomadaire sélection scientifique de la semaine. Il essaye ainsi de parler de sciences dans un journal qui a (trop) souvent confondu science et technologie (technologie étant aussi souvent un mot savant utilisé…

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How to Keep Following eagereyes After the End of Google Reader

April 8, 2013
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With Google Reader shutting down July 1st, now is the time to find alternative ways to follow your favorite blogs. For this one, you can now get new postings on Facebook and through a dedicated Twitter feed, in addition to the RSS feed. See below for some RSS aggregator/reader alternatives to Google Reader. Facebook and Twitter I don’t use Facebook and Twitter to follow feeds, that’s what I have my…

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