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A recent study reported that the prevalence of hyperlipidemia (defined as total cholesterol over 200) is 30% in children 2 to 6 years of age.

A recent study reported that the prevalence of hyperlipidemia (defined as total cholesterol over 200) is 30% in children 2 to 6 years of age. If 12 children are analyzed:

a. What is the probability that at least 3 are hyperlipidemic?

b. What is the probability that exactly 3 are hyperlipidemic?

c. How many would be expected to meet the criteria for hyperlipidemia?

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