Normal Probability Distributions/Normal Distributions: Finding Probabilities Question 23 Cholesterol

The normal distribution of U.S. woman's total cholesterol levels in the age group of 20-34 has a mean of 186 milligrams per deciliter and a standard deviation of of 35.8 milligrams per deciliter.

  1. What percent of the women (to three significant figures)  have a total cholesterol level less than 200 milligrams per deciliter of blood?
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  2. If 250 U.S. women in the 20-34 age group are randomly selected, about how many would you expect to have a total cholesteral level greater than 240 milligrams per deciliter of blood?  (round your answer to the nearest woman)
    {#2} women
]]> 2.0000000 0.3333333 0 ]]>