A pension fund manager is considering three mutual funds. The first is a stock fund, the second is a long-term government and corporate bond fund, and the third is a Tbili money market lund that yields a rate of 4%. The probability distribution of the risky funds is as follows: Expected Return standard Daviation Stock fund (S) Bond fund (8) 14 The correlation between the fund retums is 010 You require that your portfolio yield an expected return of 15%, and that it be efficient, on the best feasible CAL a. What is the standard deviation of your portfolio round your answer to decimal places.) Standard deviation b. What is the proportion invested in the bill fund and each of the worsky funds? (Round your answers to 2 decimal places.) Proportion invested T fund