Your flight has been delayed: At Denver International Airport, 81% of recent flights have arrived on time. A sample of 14 flights is studied. Round the probabilities to at least four decimal places. Part 1 of 4 (a) The probability that all 14 of the flights were on time is X 5 Part 2 of 4 (b) The probability that exactly 12 of the flights were on time is X 5(c) The probability that 12 or more of the flights were on time is X 5 Part: 3 / 4 Part 4 of 4 (d) It (Choose one) be unusual for 13 or more of the flights to be on time since the probability is would X 5 would not