Explanation 1
R performs the calculations and statistical work.
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Lesson 1 of 6
Learn what R and RStudio each do and why they must be installed in the correct order.
Start here
R is the programming language and statistical engine. RStudio Desktop is the interface students use to write code, run commands, view data, and create graphs. RStudio does not replace R: it sends your instructions to R and organizes the results.
Explanation 1
R performs the calculations and statistical work.
Explanation 2
RStudio provides the Console, script editor, data viewer, plots, and project tools.
Explanation 3
Both R and the open-source edition of RStudio Desktop are free.
Install in this order
1. Install R 2. Install RStudio Desktop 3. Open RStudio and test the installation
Use official downloads
Download software only from the official links supplied in this module. Avoid mirrors, bundled installers, and unofficial tutorial downloads.