All of the videos from the Computing from Data Analysis Coursera course are available on Youtube. If you are interested in learning R or just need a refresher on some of the topics, these videos could serve as a great resource.
- Week 1 installing R, data types, reading/writing files
- Week 2 functions, apply, sapply, other *apply functions
- Week 3 plotting, simulation, graphics, lattice
- Week 4 plotting, regular expressions, and date/time