Mathematics, 08.11.2020 09:10, puppylover72

POPUR Watch your cholesterol: The mean serum cholesterol level for U. S. adults was 200, with a standard deviation of 40 (the units
are milligrams per deciliter). A simple random sample of 108 adults is chosen. Use the Cumulative Normal Distribution Table if
needed. Round the answers to at least 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 188 and 196?
The probability that the sample mean cholesterol levk is between 188 and 196 is
Part 3 of 3
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

Answers: 2

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POPUR Watch your cholesterol: The mean serum cholesterol level for U. S. adults was 200, with a s...