en.wikipedia.org/wiki/R_(programming_language)

R is an open source programming language and software environment for statistical computing and graphics that is supported by the R Foundation for Statistical ...

cran.r-project.org

Download and Install R. Precompiled binary distributions of the base system and contributed packages, Windows and Mac users most likely want one of these ...

www.r-project.org/about.html

Introduction to R. R is a language and environment for statistical computing and graphics. It is a GNU project which is similar to the S language and environment ...

www.r-project.org

R is a free software environment for statistical computing and graphics. It compiles and runs on a wide variety of UNIX platforms, Windows and MacOS.

www.statmethods.net

This website is for both current R users and experienced users of other statistical packages (e.g., SAS, SPSS, Stata) who would like to transition to R.

stackoverflow.com/questions/tagged/r

R is a free, open-source programming language and software environment for statistical computing, bioinformatics, and graphics. Please supplement your ...

lib.stat.cmu.edu/R/CRAN

www.coursera.org/learn/r-programming

The course covers practical issues in statistical computing which includes programming in R, reading data into R, accessing R packages, writing R functions, ...

www.datacamp.com/courses/free-introduction-to-r

DataCamp's Into to R training course teaches you how to use R programming for data science at your own pace with video tutorials & interactive challenges.