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an airline carries 50 passengers and has a door with heights if 75in. heights if men...

an airline carries 50 passengers and has a door with heights if 75in. heights if men are normally disributed with a mean of 69.0in and a standard deviation of 2.8in.

A) if a male passnager is randomly selected, find the pribability that he can fit through the doorway without bending.
B) if half of the 50 are men, find the probability that the mean height of the 25men is less than 75in.
C) when considering the comfort and safety passengers which result is more relevant: The probability from Part or prabability from part? why?

Math   Statistics-And-Probability   
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