Stock Y has a beta of 1.8 and an expected return of 18.3 percent. Stock Z has a beta of 1.0 and an expected return of 11.3 percent. If the risk-free rate is 5.6 percent and the market risk premium is 6.6 percent, the reward-to-risk ratios for stocks Y and Z are and percent, respectively. Since the SML reward-to-risk is percent, Stock Y is and Stock Z is overvalued

what are the reward to risk ratios? and sml reward to risk