Book Image

Statistical Analysis with R

By : John M. Quick
Book Image

Statistical Analysis with R

By: John M. Quick

Overview of this book

<p>R is a data analysis tool, graphical environment, and programming language. Without any prior experience in programming or statistical software, this book will help you quickly become a knowledgeable user of R. Now is the time to take control of your data and start producing superior statistical analysis with R.<br /><br />This book will take you on a journey as the strategist for an ancient Chinese kingdom. Along the way, you will learn how to use R to arrive at practical solutions and how to effectively communicate your results. Ultimately, the fate of the kingdom depends on your ability to make informed, data-driven decisions with R.<br /><br />You have unexpectedly been thrust into the role of lead strategist for the kingdom. After you install your predecessor's mysterious data analysis tool, you will begin to explore its fundamental elements. Next, you will use R to import and organize your data. Then, you will use functions and statistical analysis to arrive at potential courses of action. Subsequently, you will design your own functions to assess the practical impacts of your predictions. Lastly, you will focus on communicating your results through the use of charts, plots, graphs, and custom built visualizations. The fate of the kingdom is in your hands. Your rapid development as a master R strategist is the key to future success.</p>
Table of Contents (17 chapters)
Statistical Analysis with R Beginner's Guide
Credits
About the Author
About the Reviewers
Preface
Index

Time for action – downloading and installing R


Let us see now how to download and install R:

  1. Browse to the official R website at http://www.r-project.org; the home page looks like the following:

  2. Under the Download, Packages heading on the left-hand side of the screen, click on the CRAN link.

  3. A page with several CRAN (Comprehensive R Archive Network) servers located across the world will be displayed. Click on the link for the CRAN server located nearest to you.

  4. A page with frequently used CRAN links will be displayed. In the Download and Install R section, click on the link that corresponds to your operating system (Linux, Mac OS X, or Windows).

  5. Use the provided link to download the latest version of R for your operating system and version.

    Note

    For demonstration purposes, the Mac OS X page is shown here. As of this writing, a user on Mac OS X 10.5 or higher would click on the R-2.11.1.pkg link to download the installation package. Similarly, you should download the appropriate installation...