awitney / r_for_beginners_2022_04_29

R for Beginners.

Axel Nohturfft
St. George's University of London
29-April-2022

Key concepts covered

1. Working in RStudio
2. Scripting
3. Variables
4. Data types (numbers, text, boolean)
5. Data structures (scalar, vector, matrix, data frame)
6. Functions
7. Subsetting 1 and 2-dimensional data structures

Preparation for the workshop

Accessing R/Rstudio Workbench

For this workshop we recommend that you use the university's online installation of RStudio Workbench at https://stats3.sgul.ac.uk/rstudio/.

Installing R and RStudio

Alternatively, to run RStudio on your own computer, install first R, then RStudio. Both R and RStudio are available for free for Mac, Windows and Linux.

To create a copy of this repository in RStudio follow these steps:

1. Start RStudio
2. File menu > New project...
3. Choose: Version Control > Git
4. Paste the following address into the "Repository URL" field: https://github.com/nohturfft/r_for_beginners_2022_04_29
5. Press tab key ("Project directory name" field will be filled automatically)
6. Choose a desired folder in the "Create project as subdirectory of..." field
7. Choose 'R version 3.5.3' in the dropdown box at the bottom of the window.
8. Click the "Create project" button
9. Open the first script by clicking on "basics.R" in the bottom-right panel of the RStudio window.