Suppose your expectations regarding the stock market are as follows: State of the Economy ped Boom Normal growth Probability HPR 0.4 35 0.5 18 0.1 -13 Recession ook E(r) = rint rences P(s)r(s) Var (r) o = p(s)[r(s) - E(r)]2 SD (r) ==Var(r) Required: Use above equations to compute the mean and standard deviation of the HPR on stocks. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Mean Standard deviation % %