STAT 211 - Statistical Methods I

Software

• R is a software language and provides a flexible and extendable environment for statistical computing and graphics. It is available as Free Software under the terms of the Free Software Foundation's GNU General Public License (GPL). It is similar in many ways to the S language which was developed at Bell Laboratories. There is a commercial version based on the S language known as S-PLUS.

  Getting Started with R

  • Downloading and installing R (a two page summary)
  • qdat
  • The main webpage for the project is http://www.r-project.org/index.html. You will find a link there to download it from the Comprehensive R Archive Network (CRAN).
  • CLT demo
  • T-tests for 2 independent samples
  • Non-parametric test for 2 independent samples
  • T-test for paired data using pulse data
  • Non-parametric test for paired data
  • Tests for 2 proportions & chi-square
  • ANalysis Of VAriance (ANOVA-1)
  • ANalysis Of VAriance (ANOVA-2)
  • Regression (SLR-1)

  R Studio

  • R Studio download page. You will probably want to select the "Windows 7/8/10" or "Mac OS X 10.6+" platform.
  • a short video to convince you that R Studio is a useful tool.
  • R Studio overview.