The numbers of regular season wins for 10 football teams in a given season are given below. Determine therange, mean,variance, and standard deviation of the population data set.

2, 8, 15, 3, 15, 8, 15, 10, 3, 7

The range is

The population mean is

(Simplify your answer. Round to the nearest tenth asneeded.)

The population variance is

(Simplify your answer. Round to the nearest tenth asneeded.)

The population standard deviation is

(Simplify your answer. Round to the nearest tenth asneeded.)