Interpreting Expected Value

Investigate expected value as a long-run average. The eighth installment of a 21-part module has scholars rolling pairs of dice to determine the average sum. They find aggregate data by working in groups and interpret expected value as the long-run average of a random variable.

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CCSS: Designed
Instructional Ideas

  • Have the class work in mixed-ability groups
Classroom Considerations

  • Builds on the previous lesson, so learners need to be able to calculate expected value
  • Activity requires a pair of dice for each pupil or group of pupils
Pros

  • Worksheets have tables for individuals to record data
  • Includes answer key with solutions for all parts of the lesson
Cons

  • None
Common Core