S Here are the returns on two stocks. January February March April May June July August Digital Executive Cheese Fruit +15 +7 -3 +5 +7 -4 +3 Req A1 -2 -8 +1 +4 Variance Standard deviation +13 +2 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? +5 -3 -2 Complete this question by entering your answers in the tabs below. Req A2 Req B Calculate the variance and standard deviation of each stock. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Digital Cheese Retum % Reg C Executive Fruit Return Bag At % Reg A2 > Here are the returns on two stocks. January February March April May June July August Digital Cheese +15 -3 +5 +7 Req A1 -4 +3 -2 -8 Executive Fruit +7 +1 +4 +13 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? Req A2 +2 +5 -3 -2 Complete this question by entering your answers in the tabs below. Req B Which stock is riskier if held on its own? Which stock is riskier if held on its own? Req C January February Marchi April May June July August Req A1 Digital Executive Cheese Fruit +15 Month -3 +5 +7 -4 January February March April May June July August 644445 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? +3 Complete this question by entering your answers in the tabs below. Reg C 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.) +7 +1 +4 +13 +2 +5 -3 -2 Reg A2 Portfolio Return Req B January February March April May June July August Digital Executive Cheese Fruit +15 -3 +5 +7 Req A1 +3 -8 +7 +1 +4 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? +13 +2 +5 -3 -2 Complete this question by entering your answers in the tabs below. Reg A2 Req B Req C Is the standard deviation 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?