The statistical analysis and data mining package R is given its single letter name quite difficult to find help for in Google. What is R R is an open source programming language and software environment for statistical computing and graphics. The R language is widely used among statisticians for developing statistical software and data analysis. How to Install R sudo apt-get install r-base How to use R You can start R simply typing R (case sensitive) on your command line x2q@x2q:~$ R