Security Returns if State Occurs State of Economy Bust Probability of State of Economy Roll Boom .30 .70 -15% Ross 16% 15 6 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.) State of Economy Probability of State of Economy Return Deviation from Expected Return Squared Return Deviation Product ces Roll Bust 30 I Boom 70 0.0900 Ross Bust Boom 30 .70 -0.0300 0.0009 16 = (Do not round Intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) Roll Ross Standard Deviations % %