Pre-installation notes:
R is a free software environment for statistical computing and graphics. It compiles and runs on a wide variety of UNIX platforms, Windows and MacOS. It is not available on Chromebooks.
RStudio is an optional add-on to R, providing an enhanced user interface. It is available as open-source and runs on Windows, Mac and Linux. It requires that R is installed, and should be installed after installing R.
Downloading and Installing R:
Go to the R main webpage, at http://www.r-project.org/index.html.
Click on "CRAN" under "Download". Pick one of the CRAN mirror sites in Canada.
Select “Download R for ...” for your operating system.
• If you selected Download R for MacOS X, select the latest version to download R.
• If you selected Download R for Windows, select the link "install R for the first time" and then on the next page, download the latest version for Windows.
Install the downloaded software on your computer. You can now run R. Or you can install RStudio for an improved interface to R.
Downloading and installing RStudio:
After downloading R, go to http://www.rstudio.com/products/rstudio/download and select the appropriate installer of "RStudio Desktop", for the operating system you use. Once you have downloaded the installer, run it to install RStudio on your computer.
You can now run RStudio.