To get help for a particular function in R, type ? and then the function name:
To get help for a topic in R, do a “fuzzy”" search with ?? (wrap the phrase in quotes if more than one word):
Cheat Sheets
- General R cheatsheet
- RStudio Cheetsheets on:
- Data Wrangling with dplyr and tidyr,
- Data Visualization with ggplot2,
- Using RStudio
- Other more advanced topics such as package development, Shiny, and R Markdown
Other learning resources - online courses, etc
- R for cats
- Try R - codeschool
- swirl - Learn statistics and R simultaneously - within R itself!
- R Programming (Coursera) - starts June 2!
- There are a number of R and/or statistics courses on Coursera. It’s a free online learning platform, and the courses are taught by high calibre professors from good universities.