Quantitative Problem: You are given the following probability distribution for CHC Enterprises: State of Economy Strong Normal Weak Probability 0.15 0.50 0.35 Rate of return 22% 10% -5% What is the stock's expected return? Do not round intermediate calculations. Round your answer to two decimal places. % Show All Feedback What is the stock's standard deviation? Do not round intermediate calculations. Round your answer to two decimal places. % Show All Feedback What is the stock's coefficient of variation? Do not round intermediate calculations. Round your answer to two decimal places.