R is a programming language.
R is often used for statistical computing and graphical presentation to analyze and visualize data.Start learning R now »
Examples in Each Chapter
With our "Try it Yourself" editor, you can edit R code and view the result.
How to output some text, and how to do a simple calculation in R:
5 + 5
 "Hello World!"
How you can use R to easily create a graph with numbers from 1 to 10 on both the x and y axis:
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Learn by examples! This tutorial supplements all explanations with clarifying examples.
Learn by taking a quiz! This quiz will give you a signal of how much you know about R.