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Consumer Reports rated airlines and found that 70% of the flights involved in the study arrived...

Consumer Reports rated airlines and found that 70% of the flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time arrival rate is representative of the entire commercial airline industry, consider a random sample of 206 flights. What is the expected number that will arrive on time? What is the standard deviation of this distribution? (Use 2 decimal places.)

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Solution: Here concept of Binomial distribution is used.

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