Quantitative Problem: You are given the following probability distribution for CHC Enterprises:

State of Economy Probability Rate of return

Strong $0\mathrm{.}2519\%$

Normal $0\mathrm{.}558\%$

Weak $0\mathrm{.}20-4\%$

What is the stock's expected return? Do not round intermediate calculations. Round your answer to two decimal places.

$8\mathrm{.}35$

$\%$

What is the stock's standard deviation? Do not round intermediate calculations. Round your answer to two decimal places.

$\%$

What is the stock's coefficient of variation? Do not round intermediate calculations. Round your answer to two decimal places.

$.$