Problem 13-4 Information Ratio (LO1, CFA7) You are given the following information concerning three portfolios, the market portfolio, and the risk-free asset: Portfolio X Y Z Market Risk-free Rp 14.50% 13.50 8.40 11.60 6.00 op 35.00% 30.00 20.00 25.00 0 Bp 1.30 1.25 0.90 1.00 0 Assume that the tracking error of Portfolio X is 9.30 percent. What is the information ratio for Portfolio X? (A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answer to 4 decimal places.) Information ratio