8. Portfolio risk and return Cheyenne holds a $5,000 portfolio that consists of four stocks. Her investment in each stock, as well as each stock's beta, is listed in the following table: Stock Investment Beta Standard Deviation 9.00% Andalusian Limited (AL) $1,750 1.00 Zaxatti Enterprises (ZE) $1,000 1.90 12.00% $750 1.20 20.00% Water and Power Co. (WPC) Makissi Corp. (MC) $1,500 0.30 28.50% Suppose all stocks in Cheyenne's portfolio were equally weighted. Which of these stocks would contribute the least market risk to the portfolio? O Andalusian Limited O Water and Power Co. O Makissi Corp. O Zaxatti Enterprises Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of stand-alone risk? O Water and Power Co. O Andalusian Limited O Makissi Corp. O Zaxatti Enterprises If the risk-free rate is 4% and the market risk premium is 5.5%, what is Cheyenne's portfolio's beta and required return? Fill in the following table: Beta Required Return Cheyenne's portfolio