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 (20%) Below average 0.1 Average 0.4 16 Above average 0.2 26 Strong 0.2 49 1.0 Assume the risk-free rate is 2%. Calculate the stock's expected return, standard deviation, coefficient of variation, and Sharpe ratio. Do not round intermediate to two decimal places. Stock's expected return: Standard deviation: 96 Coefficient of variations Sharpe ratio