please if you use excel walk me through each step

Lecture notes and video for CH12 and CH13 are posted on BlackBoard. This weekly discussion will still be group discussion. The discussion topics for this week are: 1. Expected return on two stocks for two particular market returns: Market Return Aggressive Stock Defensive Stock 3% -396 6% 20% 25% 12% a. What are the betis of the two stocks? b. What is the expected rate of return on each stock if the market return is equally likely to be 3% or 20%? c. If the T-bill rate is 29 and the market return is equally likely to be 3% or 20%, draw the SML for this economy. d. Which stock is undervalued and which stock is overvalued? Why? be