Monthly Archives: August 2017

Showing Some Respect for Data Munging

August 1, 2017
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Showing Some Respect for Data Munging

In this post, I'd like to focus on data munging, e.g. the process of acquiring and arranging data (typically in a tidy manner) prior to data analysis. It's common knowledge that data scientists spend an enormous amount of time munging data, but data analysis, modeling, and visualization get most of the attention at presentations, on blogs and in the...

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Hacking statistics or: How I Learned to Stop Worrying About Calculus and Love Stats Exercises (Part-5)

August 1, 2017
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Hacking statistics or: How I Learned to Stop Worrying About Calculus and Love Stats Exercises (Part-5)

Statistics are often taught in school by and for people who like Mathematics. As a consequence, in those class emphasis is put on leaning equations, solving calculus problems and creating mathematics models instead of building an intuition for probabilistic problems. But, if you read this, you know a bit of R programming and have access Related exercise sets: Nonparametric Tests...

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Building a website with pkgdown: a short guide

August 1, 2017
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Building a website with pkgdown: a short guide

As promised in my last post, here is a short guide with some tips and tricks for building a documentation website for an R package using pkgdown.In the end, this guide ended up way longer than I was expecting, but I hope you'll find it useful, although it often replicates information already available in pkgdown documentation !Prerequisites To build a website using pkgdown, all you need...

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Plane Crash Data – Part 1: Web Scraping

August 1, 2017
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Plane Crash Data – Part 1: Web Scraping

Several months ago I stumbled across the Kaggle data set Airplane Crashes Since 1908. Since I couldn't find the data source, I searched the web for historical plane crash data and quickly found the web page http://www.planecrashinfo.com. On this site you can find various tables inside...

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