Ten annual returns are listed in the following table: $$

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\mathrm{.}00$ at the beginning, how much would you have at the end?

Data table

$($Click on the following icon in order to copy its contents into a spreadsheet.$)$

$\backslash$table$[[-19\mathrm{.}2\%,16\mathrm{.}3\%,18\mathrm{.}2\%,-49\mathrm{.}6\%,43\mathrm{.}6\%,1\mathrm{.}9\%$