Watch your cholesterol: A sample of 290 patients between the ages of 38 and 82 were given a combination of drugs ezetimibe and simvastatin. They achieved a mean reduction in total cholesterol of 0.81 millimole per liter. Assume the population standard deviation is =0.16. Part: 0/3 Part 1 of 3 (a) Construct a 95% confidence interval for the mean reduction in total cholesterol in patients who take this combination of drugs. Round the answer to at least two decimal places. A 95% confidence interval for the mean reduction in cholesterol is 5