Articles by leekgroup

A statistical project bleg (urgent-ish)

October 22, 2012 | 0 Comments

We all know that politicians can play it a little fast and loose with the truth. This is particularly true in debates, where politicians have to think on their feet and respond to questions from the audience or from each other.  Usually, we find out a... [Read more...]

Statistics project ideas for students

February 29, 2012 | 0 Comments

Here are a few ideas that might make for interesting student projects at all levels (from high-school to graduate school). I’d welcome ideas/suggestions/additions to the list as well. All of these ideas depend on free or scraped data, which means tha... [Read more...]

A wordcloud comparison of the 2011 and 2012 #SOTU

January 24, 2012 | 0 Comments

I wrote a quick (and very dirty) R script for creating a comparison cloud and a commonality cloud for President Obama’s 2011 and 2012 State of the Union speeches*. The cloud on the left shows words that have different frequencies between the two spe...
[Read more...]

An R function to map your Twitter Followers

December 21, 2011 | 0 Comments

I wrote a little function to make a personalized map of who follows you or who you follow on Twitter. The idea for this function was inspired by some plots I discussed in a previous post. I also found a lot of really useful code over at flowing data he... [Read more...]

An R function to determine if you are a data scientist

October 10, 2011 | 0 Comments

“Data scientist” is one of the buzzwords in the running for rebranding applied statistics mixed with some computing. David Champagne, over at Revolution Analytics, described the skills for being a data scientist with a Venn Diagram. Just for fun, ... [Read more...]

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