Here are the returns on two stocks. January February March April May June July August Digital Executive Cheese Fruit +18 +8 +1 +6 +5 +8 +16 -5 +2 +4 +6 -3 -4 -9 -3 ped Required: a-1. Calculate the variance and standard deviation of each stock. 0-2. Which stock is riskier if held on its own? b. Now calculate the returns in each month of a portfolio that inves c. Is the variance more or less than halfway between the variance Complete this question by entering your answers in the tabs Reg A1 Reg A2 Req B Reg Calculate the variance and standard deviation of each stock. (Do not rou 2 dedmal places) Digital Choose Return Executive Fruit Return Variance Standard deviation Reg. Here are the returns on two stocks. January February March April May June July August Digital Executive Cheese Fruit +18 +8 +1 +6 +5 +8 +16 -5 +2 +4 +6 -3 -4 -9 -3 ped Required: a-1. Calculate the variance and standard deviation of each stock. 0-2. Which stock is riskier if held on its own? b. Now calculate the returns in each month of a portfolio that inves c. Is the variance more or less than halfway between the variance Complete this question by entering your answers in the tabs Reg A1 Reg A2 Req B Reg Calculate the variance and standard deviation of each stock. (Do not rou 2 dedmal places) Digital Choose Return Executive Fruit Return Variance Standard deviation Reg