Mathematics, 14.11.2019 20:31 niescarlosj
Consumer reports rated airlines and found that 80% 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 180 flights. (round your answers to two decimal places.)
what is the expected number that will arrive on time?
what is the standard deviation of this distribution?
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