Complete this question by entering your answers in the tabs below. Req A1 Req A2 ReqB Reqc Which stock is riskier if held on its own? Which stock is riskier if held on its own? Required: a-1. Calculate the variance and standard deviation of each stock. a-2. Which stock is riskier if held on its own? b. Now calculate the returns in each month of a portfolio that invests an equal amount each month in the two stocks. c. Is the variance more or less than halfway between the variance of the two individual stocks? Complete this question by entering your answers in the tabs below. Reg A1 Req A2 ReqB Reqc Now calculate the returns in each month of a portfolio that invests an equal amount each month in the two stocks. (Negative amounts should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 2 decimal places.) Month Portfolio Return January February March April May June July August Required: a-1. Calculate the variance and standard deviation of each stock. a-2. Which stock is riskier if held on its own? b. Now calculate the returns in each month of a portfolio that invests an equal amount each month in the two stocks. c. Is the variance more or less than halfway between the variance of the two individual stocks? eBook Print Complete this question by entering your answers in the tabs below. References Req A1 Req A2 Req B Reqc Is the variance more or less than halfway between the variance of the two individual stocks? Is the variance more or less than halfway between the variance of the two individual stocks?