Percentage with Graduate Degree in Best Cities of 2012

April 13, 2013
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Percentage with Graduate Degree in Best Cities of 2012

Data from Bloomberg Businessweek's slideshow. Please click image to interact with it.

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Number of Colleges in best cities of 2012

April 13, 2013
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Number of Colleges in best cities of 2012

Data from Bloomberg Businessweek's slideshow. Please click image to interact with it.

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Number of Bars (yes, for drinking) in the best cities of 2012

April 13, 2013
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Number of Bars (yes, for drinking) in the best cities of 2012

Data from Bloomberg Businessweek's slideshow. Please click on the image to interact with it.

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Population in best cities of 2012

April 13, 2013
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Population in best cities of 2012

Data from Bloomberg Businessweek's slideshow. Please click on the image to interact with it.

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Characteristics of best cities of 2012

April 13, 2013
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Characteristics of best cities of 2012

Data from Bloomberg Businessweek's slideshow. Please click the image below to interact with it.

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Motivating Students

April 13, 2013
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Motivating Students

Figure shown to students in a particular class to show the effect of slacking after the mid-semester grades are received.Background information: A course has multiple components - Exams, projects, quizzes, assignments, etc. The objective of this set of...

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Data Analysis Course

April 13, 2013
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Data Analysis Course

Although my initial motive for signing up for the Coursera MOOC titled "Data Analysis" in Jan 2013 was to get a sense of how MOOCs work and how quickly they might make my day job extinct, I must admit I feel safer with my job likely to continue to exis...

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Bayesian robust heteroscedastic hierarchical two-factor "ANOVA"

April 13, 2013
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Bayesian robust heteroscedastic hierarchical two-factor "ANOVA"

A great advantage of Bayesian analysis, in software such as JAGS/BUGS, is that you can create models that are appropriate to the data (instead of shoe-horning your data into inappropriate models). For example, suppose you have a design that would be an...

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Bono – the Factivist on Statistics and Open Data

April 13, 2013
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(This article was originally published at Access to Statistics, and syndicated at StatsBlogs.) Please comment on the article here: Access to Statistics

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Can you write a program to determine the causal order?

April 13, 2013
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Mike Zyphur writes: Kaggle.com has launched a competition to determine what’s an effect and what’s a cause. They’ve got correlated variables, they’re deprived of context, and you’re asked to determine the causal order. $5,000 prizes. I followed the link and the example they gave didn’t make much sense to me (the two variables were temperature [...]The post Can you write a program to determine the causal order? appeared first on…

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Data Science: The End of Statistics?

April 13, 2013
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Data Science: The End of Statistics?

Data Science: The End of Statistics? As I see newspapers and blogs filled with talk of “Data Science” and “Big Data” I find myself filled with a mixture of optimism and dread. Optimism, because it means statistics is finally a sexy field. Dread, because statistics is being left on the sidelines. The very fact that […]

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R: Table 1 – Done in One?

April 13, 2013
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Every paper going to a biomedical journal has the formulaic Table 1: it's something I've done time and time again- and had to revise, time and time again. Since it's ubiquitous and highly formulaic, it seems like an ideal candidate for automating with ...

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Mathematical abstraction and the robustness to assumptions

April 13, 2013
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Mathematical abstraction and the robustness to assumptions

I’ve been showing my new favourite toys to just about anyone foolish enough to actually engage me in conversation. I described how my shiny new set of non-transitive dice work here, complete with a map showing all the relevant probabilities. All was neat and tidy and wonderful until fellow ecologist, Aaron Ball, tried to burst […]

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Mathematical abstraction and the robustness to assumptions

April 13, 2013
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Mathematical abstraction and the robustness to assumptions

I’ve been showing my new favourite toys to just about anyone foolish enough to actually engage me in conversation. I described how my shiny new set of non-transitive dice work here, complete with a map showing all the relevant probabilities. All was neat and tidy and wonderful until fellow ecologist, Aaron Ball, tried to burst [...]

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Stan 1.3.0 and RStan 1.3.0 Ready for Action

April 12, 2013
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Stan 1.3.0 and RStan 1.3.0 Ready for Action

The Stan Development Team is happy to announce that Stan 1.3.0 and RStan 1.3.0 are available for download. Follow the links on: Stan home page: http://mc-stan.org/ Please let us know if you have problems updating. Here’s the full set of release notes. v1.3.0 (12 April 2013) ====================================================================== Enhancements ---------------------------------- Modeling Language * forward sampling (random [...]The post Stan 1.3.0 and RStan 1.3.0 Ready for Action appeared first on Statistical Modeling,…

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Great scientist – statistics = lots of failed experiments

April 12, 2013
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E.O. Wilson is a famous evolutionary biologist. He is currently an emeritus professor at Harvard and just this last week dropped this little gem in the Wall Street Journal. In the piece, he suggests that knowing mathematics is not important … Continue reading →

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The Art of R Programming review – part 8

April 12, 2013
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We're almost done with the book review! I've received hundreds of fan mail imploring that I continue, so I will. After which, I'll put the book reviews on hold for a bit and continue with my journey down the API road. That journey will also explore som...

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New U.S and World Population Clock from the Census Bureau

April 12, 2013
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View THE CENSUS BUREAU’S NEW POPULATION CLOCK to see an interactive projection of the population, including the rate of births, deaths and net migration. Explore tables on the most populous countries in the world, as well as the most populous state...

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Health economics and sex workers

April 12, 2013
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Today, the British media (eg here) have given some attention to a report commissioned by Westminster council into the condition of sex workers, with particular reference to the current economic recession.One of the main conclusions is that, because of ...

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Too tired to mock

April 12, 2013
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Someone sent me an email with the subject line “A terrible infographic,” and it went on from there: “Given some of your recent writing on infovis, I thought you might get a kick out of this . . . I’m certainly sympathetic to their motivations, but some of these plots do not aid understanding… To [...]The post Too tired to mock appeared first on Statistical Modeling, Causal Inference, and Social…

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Travis CI for R! (not yet)

April 12, 2013
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Travis CI for R! (not yet)

A few days ago I wrote about Travis CI, and was wondering if we could integrate the testing of R packages into this wonderful platform. A reader (Vincent Arel-Bundock) pointed out in the comments that Travis was running Ubuntu that allows you to instal...

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Le Monde puzzle [#815]

April 11, 2013
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Le Monde puzzle [#815]

The last puzzle was as follows: Take a card stack with 32 cards and divide it into five non-empty piles. A move consists in doubling a pile size by taking card from a single and larger pile. Is it possible to recover the original stack by repeatedly using moves? Same question for 100 cards and five […]

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Dropbox & R Data

April 11, 2013
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I'm always looking for ways to download data from the internet into R. Though I prefer to host and access plain-text data sets (CSV is my personal favourite) from GitHub (see my short paper on the topic) sometimes it's convenient to get data st...

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