Using the following information, calculate the expected return and the standard deviation of Tamarisk. (Round intermediate calculations to 4 decimal places, e.g. 15.2564 and the final answers to 2 decimal places, e.g. 15.25%.) State of the Tamarisk stock economy Probability return (%) Depression 0.15 -5.3 Recession. 0.20 1.0 Normal 0.40 6.3 Boom 0.25 18.3 Expected return Standard deviation de % % do