File Home Insert Draw Design Layout Referer Mailing Review View Help 2. (10 points) The following historical returns have been reported for Best Buy: 2015 10% 2016 12% 2018 8% 2019 10% A) What was the average return for Best Buy during this five year period? B) What is the standard deviation of Best Buy's returns for this period? C) What is the coefficient of variation of Best Buy? 3. (5 points) A capital project has an initial investment of $100 HN