Intro The following table shows realized rates of return for two stocks. A B 1 Year Stock A Stock B N 1 5% 15% 3 2 -19% -14% WIN 4 3 -6% -9% 5 4 5% 28% 6 or 5 14% 8% 7 6 13% 4% Attempt Part 1 What is the arithmetic average return for stock B? 3+ decimals Submit Part 2 - Attempt 1 What is the variance for stock B? 4+ decimals Submit Part 3 - Attempt 11 What is the covariance of returns? 4+ decimals Submit Part 4 Attempt 1/10 for 10 pts. What is the arithmetic average return for a portfolio with 30% invested in stock A and the remainder in stock B (with annual rebalancing)? 4+ decimals Submit Part 5 Attempt 1/10 for 10 pts. What is the variance of returns for a portfolio with 30% invested in stock A and the remainder in stock B (with annual rebalancing)? 4+ decimals Submit