Questions 1, 4, 6, 7, 8, 14, 18, 19

Attached below. Thank you.

Questions: 1, 4, 6, 7, 8, 14, 18, 19 8-4 Suppose you are an average risk-averse investor who can purchase only one of the following stocks. Which should you purchase? Explain your reasoning. 8-6 Rebecca invested $9,000 in a stock that has an expected return equal to 18 percent and $21,000 in a stock with an 8 percent expected return. What is the portfolio's expected return