Security Returns If State Occurs State of Probability of Economy State of Economy Roll Ross Bust .20 -19 % 20 % Boom .80 30 7 Calculate the expected return on a portfolio of 70 percent Roll and 30 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 .20 % % Boom .80 % % E(RP) = %