1. What is the standard deviation for a stock that has ahd annual returns over the last four years of 6%, 04%, 8% and -12%. This is a sample not a population.
8.7, 9.6, 9.0, 9.3 or 8.3
2. A stock has an expected return of 10% and a beta of .9. If the risk free rate is 4% what is the beta of a stock porfolio that has an expected return of 14%? Assume the expected return of the market is the same for both.
1.9, 1.5, 1.3, 1.7 or 1.1