The weights (in thousands of kilograms) of seven shipping containers are 9.5, 10.3, 11.0, 10.4, 10.5, 11.2, and 9.2. What is the mean deviation?
A)0.543 kg
B)0.625 kg
C)0.53 kg
D)5.50 kg

Question

Quizplus · Accepted Answer

Mean deviation = (Sum of absolute deviations from mean) / Number of valuesMean = (9.5 + 10.3 + 11.0 + 10.4 + 10.5 + 11.2 + 9.2) / 7 = 10.3Absolute deviations from mean: 0.8, 0.2, 0.7, 0.1, 0.2, 0.9, 1.1Sum of absolute deviations from mean = 3.7Mean deviation = 3.7 / 7 = 0.529 kg (approx)

The Weights (In Thousands of Kilograms) of Seven Shipping Containers