3. Portfolio risk and return Emma holds a $5,000 portfolio that comists of four stocks. Her investment in each stock, as well as each stod bet, is stends the file Standard Deviation 18.00 Stock Perpetualcold Refrigeration Co. (PRC) Kulatsu Motors Co. (KM) Western Gas & Electric Co. (WGC) Mainway Toys Co. (MTC) Investment Beta $1,750 0.90 $1,000 1.30 $750 1.10 $1,500 0.60 11.00 18.00% 19.50 Suppose all stocks in Emma's portfolio were equally weighted. Which of these stocks would contribute the least mack to the port Mainway Toys Co. Perpetualcold Refrigeration Co. Western Gas & Electric Coi 0 Kutatsu Motors Co. ID Chapter 7: Aplia Homework O Perpetualcold Refrigeration Co. Western Gas & Electric Co. O kulatsu Motors Co. Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of standalone risk? Kulatsu Motors Co. O Mainway Toys Co. O Perpetualcold Refrigeration Co. Western Gas & Electric Co. If the risk-free rate is 4% and the market risk premium is 6%, what is Emma's portfolio's beta and required return? Fill in the following table: Beta Required Return Emmas portfolio