Lesson 3: Quantitative Data

Overview Section

In this lesson we'll cover some basic tools for describing quantitative (or continuous) data, using Chapter 3 of Essential R.


Upon completion of this lesson, you should be able to:

  • Describe quantitative (continuous) variables based on center and spread
  • Test hypotheses about the mean of a quantitative variable
  • Use resistant descriptors of center and spread
  • Visualize quantitative variables in several ways
  • Create a qualitative variable from a quantitative variable

Data and R Code Files

The R code file and data files for this lesson can be found on the Essential R - Notes on learning R page.