Check "Progress" of EdX R course. Some finished 3-4 labs and problem sets. Some barely did anything.
1:15-1:35, variable assignment problem.
var1_chr = var1
var1_chr = as.character(var1)
Spend the rest of class on introduction to aging.
Mentioned Linux and XSEDE HPC at the end of the class.
Note: K Parker helped me with the projector screen (1 bonus point promised).