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Mathematics 7 Online
OpenStudy (anonymous):

Serum cholesterol levels were taken from a population of 1000college students. The results were normally distributed. Males had a mean of 195 and a standard deviation of 10. a. what were the cholesterol levels o the highest 10% of the males? b. What percentage of males would have a cholesterol level of less than 180? c. What percentage of males would have a cholesterol level of between 180 and 200?

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