Sharpe ratio =( Return - Risk-free rate )/ Quantitative Problem: You are given the following probability distribution for CHC Enterprises: 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