Watch Your Cholesterol The Mean Serum Cholesterol Level For U S Adults Was 199 With A Standard Deviation Of 39 8 The 1 (15.73 KiB) Viewed 37 times
Watch Your Cholesterol The Mean Serum Cholesterol Level For U S Adults Was 199 With A Standard Deviation Of 39 8 The 2 (19.4 KiB) Viewed 37 times
Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 199, with a standard deviation of 39.8 (the units are milligrams per deciliter). A simple random sample of 107 adults is chosen. Use the TI-84 Plus calculator. Round the answers to at least four decimal places. Part: 0/3 Part 1 of 3 (a) What is the probability that the sample mean cholesterol level is greater than 2072 The probability that the sample mean cholesterol level is greater than 2071s I Х
Part 2 of 3 (b) What is the probability that the sample mean cholesterol level is between 187 and 193? The probability that the sample mean cholesterol level is between 187 and 193 is x 5 Part: 2/3 Part 3 of 3 (c) Using a cutoff of 0.05, would it be unusual for the sample mean to be less than 194? It (Choose one) be unusual for the sample mean to be less than 194, since the probability is would not would
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