State of Economy Bust Boom State of Economy Roll Bust Boom Ross Calculate the standard deviations for Roll and Ross by filling in the following table: (A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 4 decimal places.) Bust Boom Probability of State of Economy Roll Ross Probability of State of Economy 30 .70 .30 .70 30 .70 Return Deviation from Expected Return -0.0390 Standard Deviations Security Returns if State Occurs Roll -178 17 % Squared Return Deviation Ross 18% 5 0.0015 0 (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) Product