R course notes. Analyzing the World of Analytics. Introduction to Statistical Computing in R. A statistical package, such as SPSS or SAS, is primarily oriented toward combining instructions with rectangular case-by-variable datasets to produce (often voluminous) printouts.
Such packages make routine data analysis relatively easy, but they make it relatively difficult to do things that are innovative or non-standard, or to add to the built-in capabilities of the package. In contrast, a good statistical computing environment also makes routine data analysis easy, but it additionally supports convenient programming; this means that users can extend the already impressive facilities of R. RGraphExampleLibrary: R Example Graph Library. Introduction I wondered why there wasn't a website with output of the many examples of R packages.
Well, here it is. This site contains hundreds of plots and graphics from the example sections of over 90 packages. There are many more R packages available and even within the selected packages some plots are not created (for various reasons). Home Page.