Serum Cholesterol Levels The mean serum cholesterol level
Chapter 6, Problem 11(choose chapter or problem)
Serum Cholesterol Levels The mean serum cholesterol level of a large population of overweight children is 220 milligrams per deciliter (mg/dl), and the standard deviation is 16.3 mg/dl. If a random sample of 35 overweight children is selected, find the probability that the mean will be between 220 and 222 mg/dl. Assume the serum cholesterol level variable is normally distributed. 0.2673
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