At the beginning of the year, a fund's ex ante expected return is 13.4%, and the expected return on the market is 11.9%. The risk-free rate is 4.2%. At the end of the year, the fund's realized return is 12.8%, and the market return is 11.8%. The fund's beta is 0.5. a. What is the ex ante alpha? Number % Round your answer to two decimals b. What is the ex post alpha? Number % Round your answer to two decimals