Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 202, with a standard deviation of 41.6 (the units are milligrams per deciliter}. A simple random sample of 112 adults is chosen. Use the TI84 calculator. Round the answers to four decimal places. What is the probability that the sample mean cholesterol level is greater than 212? The probability that the sample mean cholesterol level is greater than 212 is D. What is the probability that the sample mean cholesterol level is between 191 and 199? The probability that the sample mean cholesterol level is between 191 and 199 is D . Would it be unusual for the sample mean to be less than 199? It (Choose one) 1 be unusual for the sample mean to be less than 199, since the probability is B