Installing R and RStudio - Easy R Programming - Easy Guides - Wiki (2025)

FAQs

How to install R and RStudio step by step? ›

Even if you use RStudio, you'll still need to download R to your computer. RStudio helps you use the version of R that lives on your computer, but it doesn't come with a version of R on its own.

To make things simple, we recommend to install first R and then RStudio.

R and RStudio are not the same thing. We can run R without RStudio if we need to, but we cannot run RStudio without R. Remember that!

RStudio is actually an add-on to R: it takes the R software and adds to it a very user-friendly graphical interface. Thus, when one uses RStudio, they are still using the full version of R while also getting the benefit of greater functionality and usability due to an improved user interface.

RStudio is a must-know tool for everyone who works with the R programming language. It's used in data analysis to import, access, transform, explore, plot, and model data, and for machine learning to make predictions on data.

You can download RStudio from https://www.rstudio.com/. Click the Download RStudio button near the top of the page. You will want to download the Open Source Edition of RStudio Desktop. This is the free version of the application.

Yes. At Dataquest, we've had many learners start with no coding experience and go on to get jobs as data analysts, data scientists, and data engineers. R is a great language for programming beginners to learn, and you don't need any prior experience with code to pick it up.

We want a recent, stable and non-bugged version. So the best choice is: The last patch of the penultimate minor version. As we are currently in 4.3. 0, this would be version 4.2.

How to learn R programming fast? ›

In RStudio, Go to "Tools" in the top menu and select "Global Options". In the "Global Options" dialog box, click on "General" on the left panel. Look for the "R version" section on the right panel. Click on the "Change" button next to "R version".

To run an R command, put the cursor on the line of the command and then click the Run button at the top of the file window. Or just press CTRL-Enter. In the next figure data was read, and a histogram created, with the lessR Histogram function.

The easiest way to load the data into R is to double-click on the particular file yourfile. RData after you download it to your computer. This will open in RStudio only if you have associated the . RData files with RStudio.