5 of 9 (7 complete) Score: 0 of 1 pt XP 11-12 (similar to) Ten annual returns are listed in the following table: -19.6% 16.3% 17.7% -49.3% 43.2% 1.2% -16.1% 46.4% 45.2% -3.1% a. What is the arithmetic average return over the 10-year period? b. What is the geometric average return over the 10-year period? . 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(Round to four decimal places.)