Calculate the standard deviations for Roll and Ross by filling in the following table

Security Returns If State Occurs State of Economy Bust Boom Probability of State of Economy 30 70 Roll Ross 14% 5 10% 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 to2 decimal places and other answers to 4 decimal places. Omit the "%" sign in your response.)