32, 40, 34, 31, 20, 36, 40, 31. How does the outlier affect the mean? If necessary, round to the nearest tenth.

Question

Mathematics

Markus Newman

2 October, 23:28

32, 40, 34, 31, 20, 36, 40, 31. How does the outlier affect the mean? If necessary, round to the nearest tenth.

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Alexia Escobar · Answer 1

An outlier is the number that is farthest away from the main data set. So the numbers 32, 40, 34, 31, 36, 40, and 31 are all relatively close but if you look at 20, it's a lot farther away. Therefore, 20 is the outlier in this problem.