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52. Suppose that in a certain population, individuals' heights are approximately nor mally distributed with parameters p: a .30 and a = 3 in. a.

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52. Suppose that in a certain population, individuals' heights are approximately nor mally distributed with parameters p: a ".30 and a = 3 in. a. What proportion of the population is over 6 ft. tall? I). What is the distribution of heights if they are expressed in centimeters? In meters? (c) What proportion of the population is between 65 and 68 inches? (d) Find the 10-th and 90-th percentiles. (e) Find the IQR

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