Learn to Program in R

R Crash Course
Colin T. Kremer

Last updated: Sept 26, 2016

I’ve put together my own introduction to R, focusing on simple, but essential programming concepts that will give you the most bang for your buck as a new R user.

You can access these resources on github at: https://github.com/ctkremer/R_CrashCourse

There you will find .pdf, html, and R Markdown versions of this document, and related resources.

 

Table of Contents:

Introduction
Getting started in R
Arithmetic in R
Assignment of variables (using <-, ->, and =)
Logical statements (==, !=, >, <, >=, <=, |, &)
Data manipulation
Data structures
Functions
Decision and Control statements
Data manipulation (Advanced):
Data review/Descriptive statistics:
Plotting data
R packages