This lesson considers the five-number summary statistics – the minimum, median, maximum, and first and third quartiles – including their calculations and interpretation, and how to use them to construct a boxplot to identify skewness and outliers.

Sample Topics

  • Rolling dice
  • Contamination levels
  • Snowfall
  • Quiz scores

Lesson Targets

  • Generate the five-number summary statistics
  • Construct a boxplot
  • Learn how to identify skewness and outliers
  • Construct side-by-side boxplots for comparing data sets

Materials Included

  • Lesson overview with instructor's notes
  • Activity sheet containing 6 exercises
  • Activity answer key
  • Minitab data sets