Coronary bypass surgery: The Agency for Healthcare Research and Quality reported that 60% of people who had coronary bypass surgery in a recent year were over the age of 65. Five coronary bypass patients are sampled. Round the answers to at least four decimal places. Part: 0 / 4 Part 1 of 4 (a) What is the probability that exactly 3 of them are over the age of 65? The probability that exactly 3 of them are over the age of 65 is X