Problems based on Binomial Distribution.
Suppose the likelihood that any flight on Northwest Airlines arrives within 15 minutes of the scheduled time is .90. We choose four flights from yesterday for study.
a. What is the possibility all four of the selected flights arrived within 15 minutes of the scheduled time?
b. What is the probability that none of the selected flights arrived within 15 minutes of the scheduled time?
c. What is the possibility at least one of the selected flights did not arrive within 15 minutes of the scheduled time?