What proportion of children classified as hyperlipidemic

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Reference no: EM13128494

Total cholesterol in children ages 10 to 15 years of age is assumed to follow a normal distribution with a mean of 191 and a standard deviation of 22.4.

a. What proportion of children 10 to 15 have a total cholesterol between 180 and 190?
b. What proportion of children 10 to 15 would be classified as hyperlipidemic(assume that hyperlipidemia is defined as a total cholesterol level over 200?
c. what is the 90th percentile of total cholesterol?

Reference no: EM13128494

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