Ten annual returns are listed in the following table: -3.1 % 18.2% 16.3% 44.6% 45.6% 43.7% 1.9% 16.3% -19.7 % -49.6% a. What is the arithmetic average return over the 10-year period? b. What is the geometric average return over the 10-year period? c. If you invested $100 at the beginning, how much would you have at the end? a. What is the arithmetic average return over the 10-year period? The arithmetic average return over the 10-year period is .0816. (Round to four decimal places.) b. What is the geometric average return over the 10-year period? (Round to four decimal places.) The geometric average return over the 10-year period is