Question

What is the standard deviation of this data set?
12, 14, 9, 11, 10, 15, 16, 12, 7, 14

Answer 1

The standard deviation is 2.6832815729997

Explanation:

SD^2=(12-12)^2+...+(14-12)^2/10

SD^2=72/10

SD^2=7.2

SD=squeare root of 7.2

SD=2.6832815729997