2. As reported by the U.S. national center for health statistics. The mean serum high density...

2. As reported by the U.S. national center for health statistics. The mean serum high density lipoprotein cholesterol of females 20 to 29 years old is μ=53, if serum HDL cholesterol is normally distributed with σ=13.4, answer the following questions:

A. What is the probability that a randomly selected female 20 to 29 years old has Serum cholesterol above 60?

B. What is the probability that a randomly sample of 15 female 20 to 29 years old has mean Serum cholesterol above 60?

C. What is the probability that a randomly sample of 20 female 20 to 29 years old has mean Serum cholesterol above 60?

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orchestra answered 1 year ago

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