Question

According to American Airlines, Flight 215 from Orlando to Los Angeles is on time 90% of the time. Randomly select 150 flights and use the normal approximation to the binomial to
(a) approximate the probability that exactly 130 flights are on time.
(b) approximate the probability that at least 130 flights are on time.
(c) approximate the probability that fewer than 125 flights are on time.
(d) approximate the probability that between 125 and 135 flights, inclusive, are on time.


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  • CreatedApril 27, 2015
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