Lesson Plan: Cumulative Frequency Graphs Mathematics

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to draw a cumulative frequency diagram and how to use it to make estimations about the data.


Students will be able to

  • complete an ascending cumulative frequency table from a grouped frequency table,
  • draw an ascending cumulative frequency graph given a grouped frequency table,
  • make estimations about data using an ascending cumulative frequency graph.


Students should already be familiar with

  • grouped frequency tables.


Students will not cover

  • estimating the median, quartiles, and interquartile range from an ascending cumulative frequency graph,
  • descending cumulative frequency graphs.

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