If you have questions about r like how to download and install the software, or what the license terms are, please read our answers to frequently asked questions before you. R is not just a programming language, but it is also an interactive ecosystem including a runtime, libraries, development environments, and extensions. The r consortium is a linux foundation project to develop r infrastructure.
However, even not needed, it would be great if you have prior knowledge or you. The online r course is designed for everyone who wants to start learning r programming language. R is an interpreted programming language widely used for statistical computing, data analysis and visualization.
All these features help you think about. The comprehensive r archive network (cran) provides access to r software, packages, and documentation for statistical computing and graphics.