Ten annual returns are listed in the followingtable:

negative 19.9

19.9%

16.6

16.6%

18.0

18.0%

negative 50.0

50.0%

43.3

43.3%

1.2

1.2%

negative 16.5

16.5%

45.6

45.6%

45.2

45.2%

negative 3.0

3.0%

a. What is the arithmetic average return over the10-year period?

b. What is the geometric average return over the10-year period?

c. If you invested$100 at thebeginning, how much would you have at theend?

a. What is the arithmetic average return over the10-year period?

The arithmetic average return over the10-year period is

0.0868

0.0868. (Round to four decimalplaces.)