A stock's returns have the following distribution: Demand for the Probability of this Rate of Return It Company's Products Demand Occurring This Demand Occurs Weak 0.1 (28%) Below average 0.3 (6) Average 0.4 18 Above average 0,1 38 Strong 0.1 72 1.0 Assume the risk-free rates Calculate the stocks expected return, standard deviation, coeficient of variation, and Sharpe ratio. Do not roand intermediate calculation, Round your answers to two decimal place. Stock's expected return Standard deviation 90 Coemicient of variations Sharpe ratio