b) Calculate the correlation coefficient for these data (10 pts.) c) Provide a clear interpretation of the correlation coefficient. (5 points) 2. The police department in a major city has found that the heights of their officers are normally distributed with a mean of 70 inches and a standard deviation of 3 inches. Given this information, please answer the following questions (20 pts.): a) What percent of officers have heights above 71 inches? b) What proportion of officers have heights between 63 and 67 inches? c) What heights make up the upper 20% of the po