2. The height of an adult male is known to be normally distributed with of mean of 69 inches and a standard deviation of 2.5 inches. One might expect in a group of 1,000 students that the number of...

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Extracted text: 2. The height of an adult male is known to be normally distributed with of mean of 69 inches and a standard deviation of 2.5 inches. One might expect in a group of 1,000 students that the number of heights greater than 64 inches is (A) 640 (B) 977 (C) 22 (D) 690