Problem 7.1 (c) Consider the following table, which gives a security analyst's expected return on two stocks for two particular market returns: If the T-bill rate is 7%, and the market return is equally likely to be 7% or 20%, what is the alphas of stock A? (Negative values should be indicated by a minus sign. Do not round intermediate calculations. Enter your answer in percentage points. Round your answers to 2 decimal places.)