Here are some summary statistics for last years basketball team scoring output: lowest score = 18 points,mean = 58 points,median = 52 points,range = 97 points,IQR = 46,Q1 = 23,standard
Deviation = 9 points.Suppose the opponents' scoring output was 10% lower.Find the opponents' mean and standard deviation.
A)Mean: 52.2 points,SD: 8.1 points
B)Mean: 52.2 points,SD: 9 points
C)Mean: 63.8 points,SD: 9.9 points
D)Mean: 63.8 points,SD: 9 points
E)Mean: 5.8 points,SD: 0.9 points

Question

Quizplus · Accepted Answer

The opponents' mean would be 10% lower than the team's mean, so 58 * 0.9 = 52.2 points. The standard deviation would also be 10% lower, so 9 * 0.9 = 8.1 points.

Here Are Some Summary Statistics for Last Years Basketball Team