Suppose the market portfolio is equally likely to increase by 38% or decrease by 7%. a. Calculate the beta of a firm that goes up on average by 15% when the market goes up and goes down by 6% when the market goes down. b. Calculate the beta of a firm that goes up on average by 20% when the market goes down and goes down by 14% when the market goes up. c. Calculate the beta of a firm that is expected to go up 4% independently of the market. a. Calculate the beta of a firm that goes up on average by 15% when the market goes up and goes down by 6% when the market goes down. The beta is (Round to two decimal places.)