I did the first part I just need the last three parts

arket Stock A Stock B -5% 1% 10% 6% 16% 20% 18% 25% 14% 5% 5% 5% 5% 5% 2 Calculate the average returns of the market r and stock A and stock B. (Answer:-1%, 18.6%, 5%) Calculate the standard deviations of the market, stock A, & stock B (Answer: 6.44%, 4.21%; 0 ) Calculate the correlation of stock market r and stock a. (Answer: -0.98) Assume you invest 50% in stock A and 50% in stock B. Calculate the average return and the standard deviat portfolio. (Answer: 11.8%; 2.11%) " Calculate beta of stock A and beta of stock B, respectively (Answer: -0.64, 0)