Consider the following information: State of Probability of State of Rate of Return if State Occurs Economy Economy Stock A Stock B Stock C Boom 0.30 0.23 0.31 0.30 Good 0.15 0.16 0.11 0.12 Poor 0.30 0.02 Bust 0.25 -0.22 -0.08 -0.24 -0.07 -0.13 a. Your portfolio is invested 25 percent each in Stocks A and C and 50 percent in Stock B. What is the expected return of the portfolio? Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Expected return % b-1. What is the variance of this portfolio? Note: Do not round intermediate calculations. Round your answer to 5 decimal places. Variance b-2. What is the standard deviation? Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Standard deviation %