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< Intro
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Step 1: Download R

  1. Go to the R website:
    Open your web browser and go to this website: https://cran.r-project.org.
  2. Choose your operating system:
    • If you are using Windows, click on “Download R for Windows.”
    • If you are using Mac, click on “Download R for macOS.”
    • If you are using Linux, click on “Download R for Linux.”
  3. Download the installer:
    On the next page, find the latest version of R and click the link to download it.

Step 2: Install R

  1. Run the installer:
    After downloading, find the file (usually in the Downloads folder) and double-click it to open.
  2. Follow the setup wizard:
    • Windows Users:
      • Click Next on the first screen.
      • Leave the default options as they are and keep clicking Next until you see Install. Click it to start the installation.
    • Mac Users:
      • Open the downloaded file and drag the R icon into the Applications folder.
    • Linux Users:
      • Follow the instructions on your screen or use the command terminal if prompted.
  3. Finish the installation:
    Once the installation is done, click Finish (on Windows) or close the installer (on Mac/Linux).

Step 3: Install RStudio (Optional, but Recommended)

RStudio is an easier way to use R.

  1. Download RStudio:
    Go to https://posit.co/download/rstudio-desktop/ and click “Download RStudio.”
  2. Install RStudio:
    • Follow the same steps as installing R.

Step 4: Open R or RStudio

  1. If you installed RStudio, open it from your Applications or Start Menu.
  2. If you only installed R, open the R program.

Step 5: Test R

  1. In the R or RStudio window, type this: print("Hello, world!")
  2. Press Enter.
  3. If you see the message Hello, world! appear, R is working properly.
< Intro
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