What is the mean absolute deviation (MAD) of the data set? 79, 80, 82,84,87

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Ben Rudolph asked Aug 22, 2023

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What is the mean absolute deviation (MAD) of the data set? 79, 80, 82,84,87

Mathematics
middle-school

Ben Rudolph asked Aug 22, 2023

by Ben Rudolph

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Answer: 2.64

79 + 80 + 82 + 84 + 87 = 412

412/5 = 82.4

|79 - 82.4| = 3.4

|80 - 82.4| = 2.4

|82 - 82.4| = 0.4

|84 - 82.4| = 2.4

|87 - 82.4| = 4.6

3.4 + 2.4 + 0.4 + 2.4 + 4.6 = 13.2

13.2/5 = 2.64

Badcook answered Aug 27, 2023

by Badcook

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