Here are the annual returns for five different stocks. Determine the expected return and risk for a period of five years for each of the stocks. (10 points) Yields Year WMT ADRE MSFT GOOG BIIB 20x0 12.0% 7.5% 12.3% 13.1% 8.5% 20x1 9.3% 4.3% 12.0% 16.2% 9.1% 20x2 8.2% 8.1% 11.9% 15.7% 9.0% 20x3 10.3% 9.2% 11.8% 18.2% 8.7% 20x4 11.5% 6.1% 12.0% 19.3% 8.8%