Use the following information on states of the economy and stock returns to calculate the standard deviation of returns. Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. State of Economy Recession Normal Boom Standard deviation Probability of Security Return if State of Economy State Occurs 0.30 0.55 0.15 % -6.50% 9.00 19.00

Use the following information on states of the economy and stock returns to calculate the standard deviation of returns. Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places