Calculate the standard deviations for Roll and Ross by filling in the following table (verify your answer using returns expressed in percentages as well as decimals):

Security Returns If State Occurs State of Economy Bust Boom Probability of State of Economy 20 80 Roll ROSS -13% 24 6 Calculate the standard deviations for Roll and Ross by filling in the following table (verify your answer using returns expressed in percentages as well as decimals): (Negative values should be indicated by a minus sign. Do not round intermediate calculations. Round your Standard deviation answers to 2 decimal places and other answers to 4 decimal places. Omit the "%" sign in your response.) State of Squared Return Deviation Probability of Return Deviation Economy Bust Boom Product State of Economy 20 80 from Expected Return Roll 2 Ross Bust 20 Boom 80 2 Standard Deviations Roll ROss