Question

The list shows the weight in pounds of 6 puppies at birth.

3, 1.6, 2.8, 2.5, 1.7, 2.8

What is the mean absolute deviation of these numbers?

(1 point)

14.4

1.9

2.4

0.5
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Answer 1

Mean = (3 + 1.6 + 2.8 + 2.5 + 1.7 + 2.8)/6 = 14.4/6 = 2.4.

Absolute deviations: 0.6, 0.8, 0.4, 0.1, 0.7, 0.4. Sum = 3.0.
Mean absolute deviation = 3.0/6 = 0.5.

Answer: 0.5