?Sleep Mean As part of the National Health and Nutrition Examination Survey, subjects
Chapter 3, Problem 1(choose chapter or problem)
Sleep Mean As part of the National Health and Nutrition Examination Survey, subjects were asked how long they slept the preceding night, and the following times (hours) were reported: 8, 7, 5, 7, 4, 7, 6, 7, 8, 8, 8, 6. Find the mean.
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