Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 201, with a standard deviation of 40.8 (the units are milligrams per deciliter). A simple random sample of 109 adults is chosen. Use the TI-84 calculator. Round the answers to four decimal places. Part 1 of 3 What is the probability that the sample mean cholesterol level is greater than 208? The probability that the sample mean cholesterol level is greater than 208 is Part 2 of 3 What is the probability that the sample mean cholesterol level is between 193 and 199? The probability that the sample mean cholesterol level is between 193 and 199 is Part 3 of 3 Would it be unusual for the sample mean to be less than 195? Х It (Choose one) be unusual for the sample mean to be less than 195, since the probability is ☑ ☑ G

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