In a recent semester at a local university,500 students enrolled in both statistics 1 and psychology. Of these students 82 got an A in statistics,73 got an A in psychology, and 42 got an A in both....

In a recent semester at a local university,500 students enrolled in both statistics 1 and psychology. Of these students 82 got an A in statistics,73 got an A in psychology, and 42 got an A in both.

Find the probability that a randomly chosen student earned an a in statistics, psychology or both