Question

Which of the following statistical measures is least appropriate for describing the data set shown below?

1, 5, 5, 5, 6, 6.5, 7, 30

mean
mode
median

Answer 1

Short answer shorter, its A: mean

Explanation:

Answer 2

arrange data set in ascending order

1, 5, 5, 5, 5, 6, 6, 7, 30

mean = 7.78
mode = 5
median = 5

The least appropriate measure for describing the data set is MEAN. This is because it is affected by the outlier, 30.