randomization

Download the associated exercises using the following code:

# install.packages("usethis")
usethis::use_course("http://bit.ly/eds-random")

To follow along, make sure to have the following packages installed:

# run this code if you're not sure what you have installed
if(!require(tidyverse)) install.packages("tidyverse")
if(!require(knitr)) install.packages("knitr")
if(!require(ggpubr)) install.packages("ggpubr")
if(!require(caret)) install.packages("caret")
if(!require(gam)) install.packages("gam")

Other resources:

• blogpost about null models
• caret package website