Logan recorded his scores the last 6 times he played his favorite video game.
Game Number 1 2 3 4 5 6
Points Scored 66 47 58 31 52 70
Which is the deviation of his score in Game 2 from the mean?
A.
8 points
B.
−8
points
C.
7 points
D.
−7
points
1 answer
The mean of Logan's scores is (66+47+58+31+52+70)/6 = 54. The deviation of his score in Game 2 from the mean is 47-54 = -7 points. Therefore, the answer is (D) -7 points.