Data Science: R Basics
You will get started with R and learn about R's functions and data types.
You will learn to operate on vectors and advanced functions such as sorting.
You will learn to wrangle, analyze and visualize data.
You will learn to use general programming features like 'if-else', and 'for loop' commands to write your own functions to perform various operations on datasets.
https://cran.r-project.org/bin/linux/ubuntu/README