The stock of Business Adventures sells for $30 a share. Its likely dividend payout and end-of-year price depend on the state of the economy by the end of the year as follows: Dividend Stock price Boom Normal economy Recession $2.80 1.60 .80 $38 32 16 Calculate the expected holding-period return and standard deviation of the holding-period return. All three scenarios are equally likely. (Do not round intermediate calculations. Enter your answer as a percentage rounded to two decimal places.) Expected return Standard deviation