Lesson: Mean Absolute Deviation Mathematics • 6th Grade

In this lesson, we will learn how to find and interpret the mean absolute deviation.

Lesson Explainer

Sample Question Videos

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Lesson Worksheet

Q1:

At an art gallery, Jill hung 14 paintings, Kevin hung 6 paintings, Laurie hung 9 paintings, Meg hung 8 paintings, and Matt hung 9 paintings. Find the mean absolute deviation of the number of paintings hung.

Q2:

The following table shows the number of classes taught by each teacher in the math department at a high school. Find the mean absolute deviation (MAD) of the data set rounded to the nearest hundredth if necessary.

Teacher	David	Jennifer	Benjamin	Scarlett
Number of Classes	2	4	2	5

Q3:

Calculate the mean absolute deviation of 15, 5, 17, 7, 14, 5, 15, and 20. Round your answer to the nearest tenth if necessary.