The Free Throw Percentages for the Participants of a Basketball

Multiple Choice

The free throw percentages for the participants of a basketball tournament were compiled.The percents ranged from 40% to 96% with a mean of 53% and a standard deviation of 8%.The quartiles and median percentages were 50%,84%,and 53%.This year's tournament percentages are 3% higher than last year's tournament percentages.Find last year's tournament mean,median,and standard deviation of the free throw percentages.

A) Mean: 56%,median: 56%,SD: 11%
B) Mean: 53%,median: 56%,SD: 11%
C) Mean: 51.5%,median: 53%,SD: 7.8%
D) Mean: 51.5%,median: 54.4%,SD: 7.8%
E) Mean: 50%,median: 50%,SD: 5%