The distribution of heights of adult men is approximately normal with a mean of 69...
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The distribution of heights of adult men is approximately normal with a mean of 69 inches and a standard deviation of 2 inches.Bob's height has a Z-score of -0.5 when compared to all adult men. Which of the following is true?Bob is shorter than 69 inches tall.Bob's height is half of a standard deviation below the mean.Bob is 68 inches tall.All of the above.
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