State of Economy Bust Boom Probability of State of Economy 0.50 0.50 Security Returns if State Occurs Roll Ross -19% 12% 19 5 Calculate the standard deviations for Roll and Ross by filling in the following table: Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 4 decimal places. State of Economy Probability of State of Return Deviation from Expected Squared Economy Return Deviation Product Return Roll Bust 0.50 11 Boom 0.50 = Ross Bust 0.50 Boom 0.50 -0.0350 0.0012 0 =