This video covers how to combined data frames in R both horizontally and vertically. The primary tool for the former operation is the merge() function, whereas the rbind.fill() function from the plyr package is useful for the latter task. Both approaches are illustrated in this video. While watching this video
you should open
Mod10Script.R and follow along with Examples 9 & 10.
This video covers fundamental material of great importance for R
programming and is essential viewing.