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

State of Economy Probability Rate of return

Strong 0.25 22 %

Normal 0.45 9 %

Weak 0.30 -5 %

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

_________%

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.

_________