Cholesterol According to the National Institutes of Health (NIH) adults should have a total cholesterol level of below 240 mg/dL. The dataset Framingham contains the total cholesterol levels of 1406 participants in the Framingham Heart Study.

a. Find the mean total cholesterol of these participants.

b. Find a bootstrapped confidence interval for the mean total cholesterol of American adults, assuming this is a random sample, or representative of U.S. adults.

c. Find the P-value of a bootstrapped test for the hypothesis that the mean cholesterol is 240 mg/dL.

d. Compare the answers in parts b and c and comment.