Question

The speed of 10 cars on a certain highway stretch was recorded below. If the mean of the data is 63.2 with a standard deviation of 6.2, circle all data values with a z-score less than 0.5.

{49, 58, 60, 63, 64, 64, 65, 67, 70, 72}

Answer 1

58

Explanation:

58 is the answer.