Here are the percentage returns on two stocks. Digital Cheese 14% -5 6 Month January February March April May June July August Executive Fruit 6% 1 4 14 2 8 -6 4 -4 WOON ences 0-1. Calculate the monthly variance and standard deviation of each stock. (Do not round intermediate calculations. Round your answers to 1 decimal places.) Digital Cheese Executive Fruit Variance Standard deviation % Check my wer 3 0-2. Which stock is the riskier if held on its own? 10 points O Digital Cheese O Executive Fruit ebook b. Now calculate the variance and standard deviation of the returns on a portfolio that invests an equal amount each month in the two stocks. (Do not round intermediate calculations. Round your answers to 1 decimal places.) Print Variance Standard deviation c. Is the variance more or less than half way between the variance of the two individual stocks? more than the 50%-50% less than the 50%-50%