Two basketball players, Richard and Douglas, want to find out who has the greater height when compared to each of their teams. Richard has a height of 71.5 inches, and his team has a mean height of 76 inches and a standard deviation of 3 inches. Douglas has a height of 70.5 inches, and his team has a mean of 77 inches and a standard deviation of 2 inches. Who has the greater height when compared to each of their teams?
a. Richard
b. Douglas