Question
According to anairline, flights on a certain route are on time 85% of the time. Suppose 17 flights are randomly selected and the number ofon-time
According to anairline, flights on a certain route are on time 85% of the time. Suppose 17 flights are randomly selected and the number ofon-time flights is recorded.
(a) Explain why this is a binomial experiment.
Identify the statements that explain why this is a binomial experiment. Select all that apply.
A)The trials are independent.
B)The probability of success is the same for each trial of the experiment.
C)There are three mutually exclusive possiblyoutcomes, arrivingon-time, arrivingearly, and arriving late.
D)There are two mutually exclusiveoutcomes, success or failure.
E)Each trial depends on the previous trial.
F)The experiment is performed a fixed number of times.
G)The experiment is performed until a desired number of successes is reached.
(b) Find and interpret the probability that exactly 12 flights are on time.
(c) Find and interpret the probability that fewer than 12 flights are on time.
(d) Find and interpret the probability that at least 12 flights are on time.
(e) Find and interpret the probability that between 10 and 12 flights, inclusive, are on time.
(a) Identify the statements that explain why this is a binomial experiment. Select all that apply.
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