Consider the following information: Rate of Return if State Occurs State of Economy Recession Normal Boom Probability of State of Economy 0.10 0.50 0.40 Stock A 0.05 0.07 0.15 Stock B -0.21 0.14 0.32 Required: Given that the expected return for Stock A is 10.000%, calculate the standard deviation for Stock A. (Do not round your intermediate calculations.) (Click to select) 4.29% 2.92% 4.33% 4.12% 3.92%