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QUESTION 15 Cholesterol is a type of fat found in the blood. It is measured as a concentration: the number of milligrams of cholesterol found

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QUESTION 15 Cholesterol is a type of fat found in the blood. It is measured as a concentration: the number of milligrams of cholesterol found per deciliter of blood (mg/dL). A high level of total cholesterol in the bloodstream increases risk for heart disease. For this problem, assume cholesterol in men and women follows a normal distribution, and that "adult man" and "adult woman" refers to a man/woman in the U.S. over age 20. For adult men, total cholesterol has a mean of 187 mg/dL and a standard deviation of 44 mg/dL. For adult women, total cholesterol has a mean of 192 mg/dL and a standard deviation of 43 mg/dL. The CDC defines "high cholesterol" as having total cholesterol of 240 mg/dL or higher, "borderline high" as having a total cholesterol of more than 200 but less than 240, and "healthy" as having total cholesterol of 200 or less. A study published in 2017 indicated that about 11.42% of adult men and 13.22% of adult women have high cholesterol. Use this scenario for problems 1 - 8. 6. Oatmeal is a food that is high in fiber and low in fat. A dietician says, "People who regularly eat oatmeal tend to have lower cholesterol." A group of 144 randomly selected adult women who regularly eat oatmeal has a sample mean total cholesterol of 185 mg/dL. b. Would this be a significant result? O A. Yes O B. No O C. Not enough information

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