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Find a percentile from a normal distribution

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Assume that people heights are normally distributed random variables with a mean of 66 inches and a standard deviation of 4 inches. An architect wishes to design doors so that 95 percent of all people have at least 1-inch clearance when passing through. How high must the door be?

Please use the attachments provided and not only excel functions.

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This solution shows how to find a desired percentile from a given normal probability distribution.

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