20. Stock Y has a beta of 1.50 and an expected return of 17 percent. Stock Z has a beta of .80 and an expected return of 10.5 percent. If the risk-free rate is 5.5 percent and the market risk premium is 7.5 percent. Which one of the following statements is true? E) Stock Y is overvalued. F) Stock Z is overvalued. G) Stock Y is fairly valued. H) Stock Z is fairly valued.