Some fairly simple tutorial exercises introducing R, and mapping and visualization using it. The documents are from a free workshop that took place at the School of Geographical Sciences, University of Bristol on Dec. 17, 2012, and was led by Richard Harris, Chris Brunsdon and James Cheshire.
A Short Introduction to R (.pdf file)
Download also: schools.csv, session1.txt, session2.txt, session3.txt
NOTE: Uses these instead of the files session1.R, session2.R, etc. referred to in the document. The reason is simply that the upload facility for this site would not allow the extension .R)