Question

The speed of 10 Ferris wheels is sampled. The speed, measured in miles per hour, are

10, 10, 12, 14, 10, 9, 8, 14, 12, 15

What is the best estimate of the population mean for the speed of a Ferris wheel?


____ MPH

Answer 1

10 MPH

Explanation:

8 + 9 + 10 + 10 + 10 + 12 + 12 + 14 + 15 = 100/number of terms

100/10 = 10 MPH