X 11. The heights of 18-year-old men are approximately normally distributed with mean 68 inches and standard deviation 3 inches. What is the probability that the average height of a sample of ten 18-year-old men will be between 68 and 69 inches? IX

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11. The heights of 18-year-old men are approximately normally distributed with mean 68 inches and standard
deviation 3 inches. What is the probability that the average height of a sample of ten 18-year-old men will be
between 68 and 69 inches?
IX
Transcribed Image Text:X 11. The heights of 18-year-old men are approximately normally distributed with mean 68 inches and standard deviation 3 inches. What is the probability that the average height of a sample of ten 18-year-old men will be between 68 and 69 inches? IX
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