Let's use this classical statistics technique -- and some R, of course -- to get to some of the latent variables hiding in your data. Factor analysis is a classical statistics technique that examines ...

Now that you've got a good sense of how to "speak" R, let's use it with linear regression to make distinctive predictions. The R system has three components: a scripting language, an interactive ...

An impressively complete recovery utility, with options for retrieving lost data, managing disks and partitions, and creating virtual RAIDs. While there might be too much here for the beginner, the ...