Ensure the expected return rates are calculated correctly. Why or why not might an investor want to buy a mix of these particular stocks? Explain and defend your answer.

Currently, the risk free rate is 196, the stock market expected return is 6.5%, and an investor is considering three possible stocks with the following betas Safeco Mainco Supeco 0.7 1.1 1.6 The expected return on Safeco stock is: 4.85% The expected return on Mainco stock is: 7.05% 9.80% Would an investor ever want to buy a mix of these stocks? Why or why not