Overview

The RTutorialUSC R package is a tutorial/presentation that covers the basics for reading, manipulating, visualizing, and analyzing data in R. Here we take a practical approach by going through the basic flow of analyzing data in R and teach core concepts of R along the way. The tutorial utilizes the R package learnr to build code examples directly into an ioslides presentation and can be used as a teaching aid or for self-guided learning. All R packages required to run the code in this tutorial will be installed when you install this R package

Setup

The following instructions will setup your computer to run R, RStudio, and enable you to install R packages from Github.

Please follow the instructions below for your OS:

Windows

1. Download and install the latest version of R (3.6.1) Here
   • Note: This tutorial requires R version > 3.5.0, if you have an R version older than this, please update.
2. Download and install RStudio Here
   • Note: For easiest installation select from “Installers for Supported Platforms”
3. Download and install Rtools for Windows Here

Mac

1. Download and install the latest version of R (3.6.1) Here
   • Note: This tutorial requires R version > 3.5.0, if you have an R version older than this, please update.
2. Download and install RStudio Here
   • Note: For easiest installation select from “Installers for Supported Platforms”
3. Download and install gfortran for Mac Here
4. Download and install clang for Mac Here

Installing the R Package

We will go over this in-person, but if you are already comfortable with R and Rstudio, feel free to get a head start.

1. Open Rstudio
2. Install the R package devtools by running the following command in the console:

install.packages("devtools")

3. Install RTutorialUSC R package with devtools by running the following command in the console:

devtools::install_github("gmweaver/RTutorialUSC")

Run the Tutorial

1. Load the RTutorialUSC package by running the following command in the console:

library(RTutorialUSC)

2. Start the tutorial by running the following command in the console:

learnr::run_tutorial("Introduction to R", "RTutorialUSC")

If a new browser window/tab opens with a presentation titled “Introduction to R”, 🎉 congrats 🎉, you are ready to start!