(Expected rate of return and risk) Syntex, Inc. is considering an investment in one of two common stocks. Given the information in the table, what is the expected rate of return for stock B? What is the standard deviation of stock B? What is the expected rate of return for stock A? Based on the risk (as measured by the standard deviation) and return of each stock which investment is better? (Round to 2 decimal places)

Com mon Stock A Com mon Stock B ProbabilityReturn 0.35 0.30 0.35 12% 17% 18% Probability 0.25 0.25 0.25 0.25 Return -6% 8% 13% 20%