In: Statistics and Probability
According to an airline, flights on a certain route are on time 85% of the time. Suppose 10 flights are randomly selected and the number of on-time flights is recorded. (a) Explain why this is a binomial experiment. (b) Find and interpret the probability that exactly 7 flights are on time. (c) Find and interpret the probability that fewer than 7 flights are on time. (d) Find and interpret the probability that at least 7 flights are on time. (e) Find and interpret the probability that between 5 and 7 flights, inclusive, are on time.