A stock's returns have the following distribution: Demand for the Company's Products Probability of this Demand Occurring Rate of Return If This Demand Occurs Weak (50%) Below average 0.1 (12) Average 0.3 4 36 Above average 73 Strong 1.0 Assume the risk-free rate is 4%. Calculate the stock's expected return, standard deviation, coefficient of variation, and Sharpe ratio. Do not round intermediate calculations. Round your answers to two decimal places. Stock's expected return: Standard deviation: % Coefficient of variation: Sharpe ratio