Consider the following returns and states of the economy for Neptune Corporation: Economy ProbabilityReturn Weak 40% 2% Normal 50% 13% Strong 10% 32% What is the standard deviation of the firm's...

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Extracted text: Consider the following returns and states of the economy for Neptune Corporation: Economy ProbabilityReturn Weak 40% 2% Normal 50% 13% Strong 10% 32% What is the standard deviation of the firm's returns? SET YOUR CALCULATOR TO FOUR DECIMAL PLACES AND ROUND TO 2 DECIMAL PLACES AT THE END. DO NOT ENTER THE %. FOR EXAMPLE, IF YOUR ANSWER IS 7.7011% ENTER IT AS 7.70.