Question

the numbers of regular season wins for 10 football teams in a given season are 2, 9, 15, 5, 12, 8, 12, 9, 3, 7. the range is (simplify your answer.)

Explanation:

Step1: Find the maximum value

The given data set is 2, 9, 15, 5, 12, 8, 12, 9, 3, 7. The maximum value in this set is 15.

Step2: Find the minimum value

The minimum value in the set is 2.

Step3: Calculate the range

The formula for the range of a data - set is $Range = Maximum - Minimum$. So, $Range=15 - 2$.
$Range = 13$

Answer:

13