Security Returns If State Occurs State of Probability of Economy State of Economy Roll Ross Bust .30 -11 % 12 % Boom .70 29 5 Calculate the expected return on a portfolio of 50 percent Roll and 50 percent Ross by filling in the following table: (Negative values should be indicated by a minus sign. Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Omit the "%" sign in your response.) State of Economy Probability of State of Economy Portfolio Return If State Occurs Product Bust .30% % Boom .70% % E(RP) = %