Open source
software R can be obtained from the R Project website. It does basic
statistics, regression, and logistic regression. To obtain a free copy or to
receive more information about R visit the R Project website:
www.r-project.org
Visit the main R web page (www.r-project.org); you see a Getting Started box with a link to download R. Click that link and you are directed to select a local CRAN mirror site from which to download R.
For Installing
GNU R , download the installer for your operating system on CRAN. Launch
the installer and follow the specific instructions for your operating system. Here
are the addresses where you can find the installers for each OS:
• For Windows:
http://cran.r-project.org/bin/windows/
• For Mac OS X:
http://cran.r-project.org/bin/macosx/
• For Linux: http://cran.r-project.org/bin/linux/
Installation of Rstudio
RStudio-1.1.419
To download
Rstudio , first visit www.rstudio.com and click on the "Download
RStudio" button. From available options, select Open Source License
RStudio Desktop by clicking on "Download icon for RStudio Desktop."
From
“Installers for Supported Platforms”, Click on the version recommended for your
system and save the file. For Windows,
Run the .exe file and follow the installation instructions.
Use following command to install any packages in Rstudio.
Run R studio. Console window in ‘R Studio’ will open.
Type following
command / script and then press enter to install package.
install.packages('car', dependencies=TRUE, repos='http://cran.rstudio.com/')
Similarly,
Install following packages.
install.packages('ggplot2',
dependencies=TRUE, repos='http://cran.rstudio.com/')
install.packages('leaps',
dependencies=TRUE, repos='http://cran.rstudio.com/')
install.packages('dplyr', dependencies=TRUE, repos='http://cran.rstudio.com/')
install.packages('reshape2',
dependencies=TRUE, repos='http://cran.rstudio.com/')
install.packages('Rcpp', dependencies=TRUE, repos='http://cran.rstudio.com/')
