$1)$Consider an investment with the following probability distribution:

Probability Payoff

$0\mathrm{.}4032\mathrm{.}0\%$

$0\mathrm{.}40-4\mathrm{.}0$

$0\mathrm{.}20-14\mathrm{.}0$

Calculate the expected return. Do not round intermediate calculations. Round your answer to two decimal places.

$\%$

Calculate the standard deviation. Do not round intermediate calculations. Round your answer to two decimal places.

$\%$

Calculate the coefficient of variation. Do not round intermediate calculations. Round your answer to two decimal places.