Month Stock A return Stock B return Market return 1 15% 8% 10% 2 2% -5% - 10% 3 22% 2% 5% 4 -3% 5% 2% 5 16% 8% 12% 6 - 10% - 2% -5% 1. Calculate the expected return for stock A, stock B and market based on data provided. 2. Calculate the standard deviation for stock A, stock B and market. 3. Assuming correlation coefficient of 0.2 for stock A and B and 50:50 weighting, calculate the expected value and standard deviation of the portfolio. 4. Calculate the beta for stock A and stock B