What are the betas of the two stocks? (Round your answers to 2 decimal places.) What is the expected rate of return on each stock if the market return is equally likely to be 8% or 20%? (Round your answers to 2 decimal places.) If the T-bill rate is 7%, and the market return is equally likely to be 8% or 20%, what are the alphas of the two stocks? (Negative values should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 2 decimal places.)