The past five monthly returns for Kohl's are 3.56 percent, 3.67 percent. -1.70 percent, 9.26 percent, and -2.58 percent. Compute the standard deviation of Kohls' monthly returns. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Standard deviation % Hastings Entertainment has a beta of 0.71. If the market return is expected to be 17.50 percent and the risk-free rate is 8.50 percent, what is Hastings' required return? (Round your answer to 2 decimal places.) Hastings' required return % Chi An investor owns $2,000 of Adobe Systems stock, $3,000 of Dow Chemical, and $3,000 of Office Depot. What are the portfolio weights of each stock? (Round your answers to 4 decimal places.) Portfolio weights Adobe System Dow Chemical Office Depot