61. Expected return and standard deviation. Use the following information to answer the questions. State of the Economy Probability of Economic State Return on Asset J Return on Asset K Return on Asset L Boom 0.300 0.30 0.050 0.240 Normal 0.200 0.40 0.050 0.120 0.20 0.050 0.040 0.060 Stagnant Recession -0.200 0.10 0.050 -0.100 a. What is the expected return of each asset? b. What are the variance and the standard deviation of each asset? c. What is the expected return of a portfolio with 10% in asset J, 50% in asset K, and 40% in asset L? d. What are the portfolio's variance and standard deviation using the same asset weights from part (c)