The total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 211 milligrams per deciliter and a standard deviation of 37.1 milligrams per deciliter. (a) What percent of the men have a total cholesterol level less than 235 milligrams per deciliter of blood? (b) If 253 men in the 35-44 age group are randomly selected, about how many would you expect to have a total cholesterol level greater than 266 milligrams per deciliter of blood? (a) The percent of the men that have a total cholesterol level less than 235 milligrams per deciliter of blood is (Round to two decimal places as needed.) %.

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The total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 211 milligrams per deciliter and a standard deviation of 37.1
milligrams per deciliter.
(a) What percent of the men have a total cholesterol level less than 235 milligrams per deciliter of blood?
(b) If 253 men in the 35-44 age group are randomly selected, about how many would you expect to have a total cholesterol level greater than 266 milligrams per deciliter
of blood?
(a) The percent of the men that have a total cholesterol level less than 235 milligrams per deciliter of blood is
(Round to two decimal places as needed.)
%.
Transcribed Image Text:The total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 211 milligrams per deciliter and a standard deviation of 37.1 milligrams per deciliter. (a) What percent of the men have a total cholesterol level less than 235 milligrams per deciliter of blood? (b) If 253 men in the 35-44 age group are randomly selected, about how many would you expect to have a total cholesterol level greater than 266 milligrams per deciliter of blood? (a) The percent of the men that have a total cholesterol level less than 235 milligrams per deciliter of blood is (Round to two decimal places as needed.) %.
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