Question: please answer C and show excel formula According to the Bureau of TransportationStatistics, 81.9% of American Airlines flights were on time in 2017. Assume this

please answer C and show excel formula

According to the Bureau of TransportationStatistics, 81.9% of American Airlines flights were on time in 2017. Assume this percentage still holds true for American Airlines. For the next 40 flights from AmericanAirlines, use the normal approximation to the binomial distribution to complete parts a through d.

a. Determine the probability that fewer than 31 flights will arrive on time.

The probability is

0.1767

b. Determine the probability that exactly 35 flights will arrive on time.

The probability is

0.1096

c. Determine the probability that 29, 30, 31, or 32 flights will arrive on time.

(Round to four decimal places asneeded.)

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