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The flight times, T minutes, between two cities can be modeled by a normal distribution with a mean of 75 minutes and a standard


 

The flight times, T minutes, between two cities can be modeled by a normal distribution with a mean of 75 minutes and a standard deviation of minutes. ? a. Given that 2% of the flights are longer than 82 minutes, find the value of.)?? b. Find the probability that a randomly selected flight will have a flight time of more than 80 minutes. c. Given that a flight between the two cities takes longer than 80 minutes, find the probability that it takes less than 82 minutes. On a particular day there are 64 flights scheduled between these two cities. X ~ B (64 > d. Find the expected number of flights that will have a flight time of more than 80 minutes. e. Find the probability that more than 6 of the flights on this particular day will have a flight time of more than 80 minutes.

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