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Statistical & Qualitative Data Analysis Software: About R and RStudio

About R and RStudio; resources for R online.

About R

What is R?

R is an free, open source software program for statistical analysis, based on the S language.

What is RStudio?

RStudio is a free, open source IDE (integrated development environment) for R. (You must install R before you can install RStudio.) Its interface is organized so that the user can clearly view graphs, data tables, R code, and output all at the same time. It also offers an Import-Wizard-like feature that allows users to import CSV files into R without having to write the code to do so.

Why use R?

  • Free and open source.
  • Available for Windows, Macintosh, and Linux.
  • Publication-quality graphs.
  • Rivals SAS and Stata availability of advanced statistical methods and algorithms through availability of user-created packages.
  • Packages for literate statistical programming - weaving written reports and analysis code in one document.

What file types are typically associated with R?

  • *.r - An R script.
  • *.rmd - An R Markdown script.
  • *.rnw - An R Sweave script.

How can I access R?

R and RStudio are free and open-source. To install them on any computer, download the software from their respective websites.

Learn R

Cheat Sheets

Recommended Tutorials

Recommended Courses

Recommended Books

All books and ebooks on this list are available through KentLINK.