Lesson Plan

The Mean Absolute Deviation (MAD)

Curated and Reviewed by Lesson Planet

Is there a way to measure variability? The ninth resource in a series of 22 introduces mean absolute deviation, a measure of variability. Pupils learn how to determine the measure based upon its name, then they use the mean absolute deviation to analyze the spread of a data set.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Consider using the concept of absolute value with the determination of distances
  • Make copies of the dot plots so individuals can physically order them
Classroom Considerations
  • The class should know how to determine the mean of a data set
Pros
  • Presents the concept of distances without requiring individuals to calculate with negatives, keeping it grade appropriate
  • Includes an exit ticket to check for understanding
Cons
  • None
Common Core