These are materials for SLU DSS Spring 2020, Statistics in R (Session #3, Modeling Categorical Predictors)
The packages we'll need for today can be installed using:
install.packages(c("tidyverse", "gapminder", "broom", "knitr", "rmarkdown",
"usethis", "kableExtra", "emmeans"))
If you've already installed the packages from Session 2, the ggeffects
package is the only new one:
install.packages("emmeans")
You can download this lesson to your Desktop easily using usethis:
usethis::use_course("https://github.com/slu-dss/statistics-3/archive/master.zip")