Samantha B.

asked • 12/15/21

4) Suppose the heights of adult males in the United States is distributed normally, with a mean of 72 inches and a standard deviation of 2 inches.

4a) How far below the mean is 68 inches? (1 pt)

4b) How many standard deviations below the mean is 68 inches? (2 pt)

4c) Find the percent of men whose height is at least 74 inches. (2 pts)

4d) Find the probability that a randomly chosen man is between 68 and 76 inches tall. (2 pts)

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