1.Draw a graph that shows what happens to the Markowitz efficient frontier when you com- bine a risk-free asset with alternative risky asset portfolios on the Markowitz efficient fron- tier. Explain why the line from the RFR that is tangent to the efficient frontier defines the dominant set of portfolio possibilities.
2. What changes would you expect in the standard deviation for a portfolio of between 4 and 10 stocks, between 10 and 20 stocks, and between 50 and 100 stocks?