Education Technology

Middle Grades Math: Interrogating Data by Random Sampling
by Texas Instruments

Published on November 30, 2011


  • Students will use box plots and histograms to analyze data.
  • Students will use data from a random sample to draw inferences about an unknown characteristic of interest that describes a population.


  • mean
  • population
  • random sampling
  • histogram
  • Mean Absolute Deviation (MAD)
  • median
  • sample
  • box plot
  • Interquartile Range (IQR)

About the Lesson

This lesson involves using random sampling to make predictions about a population.
As a result, students will:

  • Use box plots, histograms and measures of central tendency to draw inferences about samples and a population.