Getting Started

Installation resources 

CRAN: Basic Installation of R from CRAN.

R Studio: An integrated R platform that you might want to use to make running R easier.

ESS: Connecting to R using emacs -- not necessary, but if you like using emacs, this is the way to connect it with R.

R Deducer: Connecting to R using this user-friendly GUI with drop-down menus.  Makes very pretty graphs. See this video.

Tutorials to Get You Started

A quick introduction to R from CRAN.

UCLA Stat Consulting Group Guide to R: Includes examples, installation tips, FAQs, and downloadable books on R.

Collection of R tutorials: A collection of tutorials, mostly for beginners, from Rocio Titiunik.