Suppose Paccer's current stock price is $120.21 and it is likely to pay a $2.18 dividend next year. Since analysts estimate Paccar will have an 6.8 percent growth rate, what is its required return? (Round your answer to 2 decimal places.) Required return Following are three economic states, their likelihoods, and the potential returns:Determine the standard deviation of the expected return. (Do not round intermediate calculations and round your answer to 2 decimal pieces.) Standard deviation %