A stock's returns have the following distribution: Demand for the Probability of This Rate of Return If Company's Products Demand Occurring This Demand Occurs Weak 0.1 (42%) Below average 0.1 (11) Average 0.3 11 Above average 0.3 25 Strong 0.2 75 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