Lesson Plan: Tree Diagrams Mathematics • 7th Grade

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to draw and use tree diagrams.


Students will be able to

  • represent a sample space using a tree diagram,
  • represent events using tree diagrams,
  • use tree diagrams to calculate probabilities,
  • use tree diagrams to calculate probabilities of combined events.


Students should already be familiar with

  • probabilities,
  • sample spaces and events.


Students will not cover

  • conditional probabilities.

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