Doing hierarchical clustering with a precalculated dissimilarity index written March 10, 2017 in r, programming tips, statistics

Creating plots in R using ggplot2 - part 11: linear regression plots written May 11, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 10: boxplots written April 18, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 9: function plots written March 28, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 8: density plots written March 16, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 7: histograms written February 28, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 6: weighted scatterplots written February 13, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 5: scatterplots written February 04, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 4: stacked bar plots written January 19, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 3: bar plots written January 07, 2016 in r, ggplot2, r graphing tutorials

Creating plots in R using ggplot2 - part 2: area plots written December 22, 2015 in r, ggplot2, r graphing tutorials

Getting rJava to work in OS X El Capitan: A non-technical guide written December 16, 2015 in r, programming tips

Creating plots in R using ggplot2 - part 1: line plots written December 15, 2015 in r, ggplot2, r graphing tutorials

Linear regression tools in R written November 04, 2015 in statistics, r, regression, programming tips

Interpreting linear regression coefficients written October 28, 2015 in statistics, r, hypothesis testing, regression

Using k-fold cross-validation to estimate out-of-sample accuracy written October 14, 2015 in machine learning, r, kaggle

Two-group hypothesis testing: permutation tests written October 07, 2015 in statistics, r, data simulations, hypothesis testing

Two-group hypothesis testing: independent samples t-tests written September 30, 2015 in statistics, r, data simulations, hypothesis testing

A gentle introduction to the standard error of the mean written September 01, 2015 in statistics, r, data simulations