Aaron Charlton Posts Looking at interactions of continuous variables October 5, 2016 Fall 2016 Tentative Schedule October 3, 2016 Bringing in Qualtrics (and other data) May 18, 2016 Model selection in R May 12, 2015 Dealing with messy data in R (Dplyr, Tidyr, Jsonlite, and Facebook API) February 2, 2015