According to an? airline, flights on a certain route are on time 80% of the time. Suppose 13 flights are randomly selected and the number of? flights is recorded.
?a) Explain why this is a binomial experiment.
?b) Determine the values of n and p.
c?) Find and interpret the probability that exactly 9 flights are on time.
?d) Find and interpret the probability that fewer than 9 flights are on time.
?e) Find and interpret the probability that at least 9 flights are on time.
?f) Find and interpret the probability that between 7 and 9 ?flights, inclusive, are on time.