Hello! Could you please help me answer these questions? Please do not skip any of them. Thank you!

5. Howie, a security analyst, has used the concept of multiple regression to determine the sensitivity of a certain stock to various factors. He has found that the following factors are the most indicative of his stock's returns: Factor Factor Beta Factor risk premium Inflation 1.2 3% unemployment 0.8 5% 0.7 6% Industrial production If the rate on 90-day T-bills is 3%, a. what is the expected return for this stock? b. What is the Jensen Alpha if the portfolio return is 12% 6. If the correlation coefficient between assets if a portfolio is .9, what is the systematic risk