a basketball team played six games. in those games, the team won by 8 points, lost by 21, won by 7, won by…

a basketball team played six games. in those games, the team won by 8 points, lost by 21, won by 7, won by 10, lost by 1, and won by 9. what was the mean (difference) in game scores over the six games? the mean difference in game scores over the six games was
Answer
Explanation:
Step1: Define wins and losses as values
Let wins be positive and losses be negative. So the values are 8, - 21, 7, 10, - 1, 9.
Step2: Calculate the sum
Sum = 8+( - 21)+7+10+( - 1)+9 = 8 - 21+7+10 - 1+9 = 12.
Step3: Calculate the mean
There are 6 games. Mean = $\frac{12}{6}$ = 2.
Answer:
2