EViews 9 – Beta Version

December 11, 2014
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EViews 9 – Beta Version

If you're an EViews user then you'll be delighted to learn that the beta version of the new EViews 9 was released this morning.Provided that you have EViews 8.1 on your machine, you can download the beta version of this latest release from http://...

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[Meta-]Blogging as young researchers

December 11, 2014
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[Meta-]Blogging as young researchers

Hello all, This is an article intended for the ISBA bulletin, jointly written by us all at Statisfaction, Rasmus Bååth from Publishable Stuff, Boris Hejblum from Research side effects, Thiago G. Martins from tgmstat@wordpress, Ewan Cameron from Another Astrostatistics Blog and Gregory Gandenberger from gandenberger.org.  Inspired by established blogs, such as the popular Statistical Modeling, […]

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The Fallacy of Placing Confidence in Confidence Intervals

December 11, 2014
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The Fallacy of Placing Confidence in Confidence Intervals

Richard Morey writes: On the tail of our previous paper about confidence intervals, showing that researchers tend to misunderstand the inferences one can draw from CIs, we [Morey, Rink Hoekstra, Jeffrey Rouder, Michael Lee, and EJ Wagenmakers] have another paper that we have just submitted which talks about the theory underlying inference by CIs. Our […] The post The Fallacy of Placing Confidence in Confidence Intervals appeared first on Statistical…

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Three axes or none

December 11, 2014
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Three axes or none

Catching up on some older submissions. Reader Nicholas S. saw this mind-boggling chart about Chris Nolan movies when Interstellar came out: This chart was part of an article by Vulture (link). It may be the first time I see not...

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Msc. Kvetch: What does it mean for a battle to be “lost by the media”?

December 11, 2014
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Msc. Kvetch: What does it mean for a battle to be “lost by the media”?

1.  What does it mean for a debate to be “media driven” or a battle to be “lost by the media”? In my last post, I noted that until a few weeks ago, I’d never heard of a “power morcellator.” Nor had I heard of the AAGL–The American Association of Gynecologic Laparoscopists. In an article “Battle over […]

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Stan at NIPS 2014

December 10, 2014
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Stan at NIPS 2014

For those in Montreal a few of the Stan developers will giving talks at the NIPS workshops this week.  On Saturday at 9 AM I’ll be talking about the theoretical foundations of Hamiltonian Monte Carlo at the Riemannian Geometry workshop (http://www.riemanniangeometry2014.eu) while Dan will be talking about Stan at the Software Engineering workshop (https://sites.google.com/site/software4ml/) Saturday […] The post Stan at NIPS 2014 appeared first on Statistical Modeling, Causal Inference, and…

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How to face the mid-life crisis in A/B Testing

December 10, 2014
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There have been few updates as I was working on things for other people. One of these things showed up today. Here is an excerpt from the beginning of my new article on HBR: For over 10 years and at three companies, I set up and ran A/B testing programs, in which we test a new offer with half a sample against a control group which doesn’t get a new…

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Look! It’s your data!

December 10, 2014
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Look! It’s your data!

If a picture is worth a thousand words, then how many tables are a single visualization worth? Exploratory data analysis is a great way to see what is and is not in your dataset. I work in a hospital research… Continue reading →

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The inclination to deny all variation

December 10, 2014
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The inclination to deny all variation

One thing we’ve been discussing a lot lately is the discomfort many people—many researchers—feel about uncertainty. This was particularly notable in the reaction of psychologists Jessica Tracy and Alec Beall to our “garden of forking paths” paper, but really we see it all over: people find some pattern in their data and they don’t even […] The post The inclination to deny all variation appeared first on Statistical Modeling, Causal…

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A Christmas tree from Pascal’s triangle

December 10, 2014
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A Christmas tree from Pascal’s triangle

O Christmas tree, O Christmas tree, One year a fractal made thee! O Christmas tree, O Christmas tree, A heat map can display thee! From Pascal's matrix we define! Reflect across, divide by nine. O Christmas tree, O Christmas tree, Self-similar and so divine! Eventually I will run out of […]

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LDA on Ferguson Grand Jury I

December 10, 2014
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LDA on Ferguson Grand Jury I

The case of Michael Brown, an unarmed black teenager, who was shot and killed on August 9th, by Darren Wilson, a white police officer, in Ferguson has driven public opinion around the globe to the suburb of St. Louis. On Nov. 24, after few weeks under tension, the St. Louis County prosecutor announced that a […]

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Updated: Why R is Hard to Learn

December 10, 2014
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Updated: Why R is Hard to Learn

I’ve updated one of my most widely read blog posts, Why R is Hard to Learn. It focuses on the aspects of R which tend to trip up beginners. The new version is over twice as long as the original … Continue reading →

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Don’t believe everything you read in the (scientific) papers

December 9, 2014
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Don’t believe everything you read in the (scientific) papers

A journalist writes in with a question: This study on [sexy topic] is getting a lot of attention, and I wanted to see if you had a few minutes to look it over for me . . . Basically, I am somewhat skeptical of [sexy subject area] explanations of complex behavior, and in this case […] The post Don’t believe everything you read in the (scientific) papers appeared first on…

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No, a study did not link genetically engineered crops to 22 diseases

December 9, 2014
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No, a study did not link genetically engineered crops to 22 diseases

In my Facebook feed, a friend posted a very scary-looking study that links genetically engineered (GE) crops to the rise in 22 diseases. These are pretty fearsome diseases, too, like bile duct cancer and pelvis cancer. For instance1: There are a few wa...

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Bayesian Cognitive Modeling Models Ported to Stan

December 9, 2014
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Hats off for Martin Šmíra, who has finished porting the models from Michael Lee and Eric-Jan Wagenmakers’ book Bayesian Cognitive Modeling  to Stan. Here they are: Bayesian Cognitive Modeling: Stan Example Models Martin managed to port 54 of the 57 models in the book and verified that the Stan code got the same answers as […] The post Bayesian Cognitive Modeling Models Ported to Stan appeared first on Statistical Modeling,…

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Recordings of RStudio Webinar Series on Essential Tools for Data Science with R

December 9, 2014
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Recordings of RStudio Webinar Series on Essential Tools for Data Science with R

by Yanchang Zhao, RDataMining.com RStudio recently ran a series of live webinars on Essential Tools for Data Science with R, but it is inconvenient for people from other time zones to attend. Fortunately, the recordings have been made available online, … Continue reading →

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Buggy-whip update

December 9, 2014
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Buggy-whip update

On 12 Aug I sent the following message to Michael Link, president of the American Association for Public Opinion Research.  (I could not find Link’s email on the AAPOR webpage but I did some googling and found an email address for him at nielsen.com.): Dear Dr. Link:A colleague pointed me to a statement released under your […] The post Buggy-whip update appeared first on Statistical Modeling, Causal Inference, and Social Science.

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Next Kölner R User Meeting: Friday, 12 December 2014

December 9, 2014
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Next Kölner R User Meeting: Friday, 12 December 2014

The next Cologne R user group meeting is scheduled for this Friday, 12 December 2014.We have an exciting agenda with two talks on Julia and Dynamic Linear Models:Introduction to Julia for R UsersHans Werner BorchersJulia is a high-performance dynamic p...

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Am I a data scientist?

December 9, 2014
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Am I a data scientist?

Last night I gave a very short talk (less than 5 minutes) at the Melbourne Analytics Charity Christmas Gala, a combined event of the Statistical Society of Australia, Data Science Melbourne, Big Data Analytics and Melbourne Users of R Network. This is (roughly) what I said. Statisticians seem to go through regular periods of existential crisis as […]

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LDA on Ferguson Grand Jury I

December 9, 2014
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LDA on Ferguson Grand Jury I

The case of Michael Brown, an unarmed black teenager, who was shot and killed on August 9th, by Darren Wilson, a white police officer, in Ferguson has driven public opinion around the globe to the suburb of St. Louis. Motivation The case of Michae...

Read more »

LDA on Ferguson Grand Jury I

December 9, 2014
By
LDA on Ferguson Grand Jury I

The case of Michael Brown, an unarmed black teenager, who was shot and killed on August 9th, by Darren Wilson, a white police officer, in Ferguson has driven public opinion around the globe to the suburb of St. Louis. Motivation The case of Micha...

Read more »

LDA on Ferguson Grand Jury I

December 9, 2014
By
LDA on Ferguson Grand Jury I

The case of Michael Brown, an unarmed black teenager, who was shot and killed on August 9th, by Darren Wilson, a white police officer, in Ferguson has driven public opinion around the globe to the suburb of St. Louis. Motivation The case of Michae...

Read more »

LDA on Ferguson Grand Jury I

December 9, 2014
By
LDA on Ferguson Grand Jury I

The case of Michael Brown, an unarmed black teenager, who was shot and killed on August 9th, by Darren Wilson, a white police officer, in Ferguson has driven public opinion around the globe to the suburb of St. Louis. Motivation The case of Michae...

Read more »


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