Question 4 (1 point) Assume the following information concerning a two-stock portfolio: Percent of Portfolio Average annual return Standard deviation of returns Covariance of returns Saved Your Answer: Answer % Stock X 19% 9.59% 6.0% units 38 Calculate the standard deviation of the portfolio using Markowitz formula. Round the answers to two decimal places. (Write the percentage sign in the "units" box). Stock Y Please calculate it first 7.52% 16.2%