StatQuest: Statistical concepts, clearly explained

Josh Starmer is assistant professor at the genetics department of the University of North Carolina at Chapel Hill. But more importantly: Josh is the mastermind behind StatQuest! StatQuest is a Youtube channel (and website) dedicated to explaining complex statistical concepts — like data distributions, probability, or novel machine learning algorithms — in simple terms. Once…

rstudio::conf 2019 summary

Welcome to rstudio::conf 2019 Similar to last year, I was not able to attend rstudio::conf 2019. Fortunately, so much of the conference is shared on Twitter and media outlets that I still felt included. Here are some things that I liked and learned from, despite the Austin-Tilburg distance. All presentations are streamed One great thing…

Mathematical aRt

Marcus Volz is a research fellow at the University of Melbourne, studying geometric networks, optimisation and computational geometry. He’s interested in visualisation, and always looking for opportunities to represent complex information in novel ways to accelerate learning and uncover the unexpected. One of Marcus’ hobbies is the visualization of mathematical patterns and statistical algorithms via R….

R tips and tricks

Below are a dozen of very specific R tips and tricks that are either valuable, useful, or just geeky funny. More general helpful R packages and resources can be found in this list. If you have additions, please comment below or contact me! Completely new to R? → Start here! LAST UPDATED: 2019-10-27 Table of Contents RStudio tricks General…

rstudio::conf 2018 summary

rstudio::conf is the yearly conference when it comes to R programming and RStudio. In 2017, nearly 500 people attended and, last week, 1100 people went to the 2018 edition. Regretfully, I was on holiday in Cardiff and missed out on meeting all my #rstats hero’s. Just browsing through the #rstudioconf Twitter-feed, I already learned so many new things…

A/B testing and Statistics at Etsy, by Emily Robinson

Generating numbers is easy; generating numbers you should trust is hard! Emily Robinson is a data scientist at Etsy, an e-commerce website for handmade and vintage products. In the #rstats community, Emily is nearly as famous as her brother David Robinson, whom we know from the tidytext R-package. Like any large tech company, Etsy relies heavily…

New to R? Kickstart your learning and career with these 6 steps!

For newcomers, R code can look like old Egyptian hieroglyphs with its weird operators (%in%,<-,||, or %/%). The R language has been said to have a steep learning curve and although there are many introductory courses and books (see R Resources), it’s hard to decide where to start. Fortunately, I am here to help! The below…

Beer-in-hand Data Science

Obviously, analysing beer data in high on everybody’s list of favourite things to do in your weekend. Amanda Dobbyn wanted to examine whether she could provide us with an informative categorization the 45.000+ beers in her data set, without having to taste them all herself. You can find the full report here but you may also…

Networks Among #rstats Twitterers

Reposted from Kasia Kulma’s github with minor modifications. Have you ever wondered whether the most active/popular R-twitterers are virtual friends? 🙂 And by friends here I simply mean mutual followers on Twitter. In this post, I score and pick top 30 #rstats twitter users and analyse their Twitter network. You’ll see a lot of applications of rtweet and ggraph packages, as…