please answer all questions

Stock B 0.07 1 2 3 4 WP 12-8 (similar to) Stocks A and B have the following returns: (Click on the following icon in order to copy its contents into a spreadsheet.) Stock A 0.09 0.05 0.01 0.14 0.05 -0.01 0.03 5 0.08 -0.02 a. What are the expected returns of the two stocks? b. What are the standard deviations of the returns of the two stocks? c. If their correlation is 0.42, what is the expected return and standard deviation of a portfolio of 78% sck A and 22% stock B? a. What are the expected returns of the two stocks? The expected return for stock Als .074. (Round to three decimal places.) The expected return for stock B is .024. (Round to three decimal places.) b. What are the standard deviations of the returns of the two stocks? The standard deviation of the retum for stock Ais 1468 (Round to four decimal places.) Enter your answer in the answer box and then click Check