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Your flight has been delayed: At Philadelphia International Airport, 90% of recent flights have arrived on time.A sample of 14 flights is studied. Writeprobabilities to

Your flight has been delayed: At Philadelphia International Airport, 90% of recent flights have arrived on time.A sample of 14 flights is studied.Writeprobabilities to three decimal places.

a) What is the sample size?

b) What is the probability of success?

c) Find the probability thatexactly14 of the flights were on time.

d)Find the probability thatless than11 of the flights were on time.

e) Find the mean.

f) Find the standard deviation.

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