Question: When designing aircraft cabins, what ceiling height will allow 90% of men to stand without bumping their heads? Men's heights are normally distributed with a

When designing aircraft cabins, what ceiling height will allow 90% of men to stand without bumping their heads? Men's heights are normally distributed with a mean of 69.5 inches and a standard deviation of 2.4 inches. Sketch a graph to accompany your answer.

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