How are your grades? In a recent semester at a local university, students enrolled in both Statistics and Psychology . Of these students, got an A in statistics, got an A in psychology, and got an A in both statistics and psychology. Round the answers to four decimal places, as needed.

Part 1 of 2

(a) Find the probability that a randomly chosen student got an A in statistics or psychology or both.

The probability that a randomly chosen student got an A in statistics or psychology or both is . Part 2 of 2

(b) Find the probability that a randomly chosen student did not get an A in statistics.

The probability that a randomly chosen student did not get an A in statistics is .