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Lesson: Finding and Interpreting the Mean Absolute Deviation

Univariate data can be represented by measures of variation that assess the variability of the data. In this lesson, we will learn how to find and interpret the mean absolute deviation.

Worksheet: Finding and Interpreting the Mean Absolute Deviation • 16 Questions

Q1:

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.

TeacherCharlesCynthiaDennisDoris
Number of Classes3835

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.

TeacherTerryEmmaRalphAbigail
Number of Classes7948

Q3:

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.

TeacherLeonRoseLarryLisa
Number of Classes2425

Q4:

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.

TeacherPatrickEleanorEarlAnn
Number of Classes3948

Q5:

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

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