class: center, middle, inverse, title-slide # Install R for OS X (Mac) ### Peter Baumgartner ### 2018-01-02 (updated: 2018-07-22) --- layout: true class: inverse, middle, center --- # Fresh installation of R .left[ + If you have already installed (an older version of) R: Do not follow this presentation! Instead look up this [apple stackexchange answer](https://www.quora.com/What-is-the-easiest-way-to-update-R-in-OSX/answer/Kshira-Saagar). + To download R follow the link of the [CRAN website](https://cran.r-project.org/) to the installation page for OS X (Mac). ] .center[] <hr> **You prefer videos? Then look at the [RStudio Video](https://vimeo.com/203516510) [1:30]** --- # Download lastest R Version .left[ + Download the lastest R Version (here: R-3.4-3, January 2018) + Read the text on the right side of the package link of the latest release. + If your are new to R: I suggest not yet to download XQuartz and the compilers for Clang and Fortran. ] .center[] --- # Store R package file to your hard disk .center[Choose a directory and safe the file.] .center[] --- # Install R on your computer .left[ + Open the saved R package file in your operating system + This opens the installation program + Follow the instructions: Click the Continue Button ] .center[] # Check installation (1) .left[ + Go to your application folder and start the R.app + This opens the R console window + Check the version number ] .center[] --- # Check installation (2) .left[ + Input as a test example .red[`[2 + 2]<RETURN>`] and + If a new line appears with .red[`[1] 4`]: then… ] .center[] --- # Congratulation! .left[ You can now follow the next slideshow -> Install RStudio (not yet finished) [RStudio](https://www.rstudio.com/) is a sophisticated Integrated Development Environment (IDE) Almost everyone uses RStudio nowadays. There is a [short video](https://vimeo.com/97166163) (1:30) to show you what’s inside the RStudio IDE! Install it now - it is open source and free! ]