Note: The content of this Chapter is a very old draft which we’ve included here as a placeholder. Although you may still find some of the the content useful we are in the process of substantially rewriting this Chapter.
In addition to R’s powerful data manipulation and graphics facilities, R includes a host of procedures which you can use to analyse your data. Many of these procedures are included with the base installation of R, however, even more can be installed with packages available from the CRAN website (see Chapter 1 for more details). All of the analyses described in this Chapter can be carried out without installing additional packages.