Problem 5-6 The stock of Business Adventures sells for $60 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: Boom Normal economy Recession Dividend $2.00 1.50 0.70 Stock Price $73 63 59 a. Calculate the expected holding-period retum and standard deviation of the holding-period return. All three scenarios are equally likely. (Do not round intermediate calculations. Round your answers to 2 decimal places.) % Expected retum Standard deviation % b. Calculate the expected return and standard deviation of a portfolio invested half in Business Adventures and half in Treasury bills. The return on bills is 4% (Do not round intermediate calculations. Round your answers to 2 decimal places.) Expected retum Standard deviation %