According to the University of Chicago, as men age, their cholesterol level goes up. A new drug (XAB) is being tested to determine if it can lower cholesterol in aging males and at what dose. The data for the first test subject is below:Dose (mg) Cholesterol level (mg/dL)2 3103 1245 2016 1108 5210 20 a. Plot the data and include a regression line in StatCrunch. b. What is the correlation coefficient r and what does it mean in this case? c. What is the coefficient of determination and what does it mean in this case? d. Is there a statistically significant correlation between dose and cholesterol level in this case? e. What is the predicted cholesterol level for a person taking a dose of 4 mg? What about if they are not taking the drug at all (0 mg)?