Penny's Pensions is considering three mutual funds. The first is a stock fund, the second is a long-term bond fund, and the third is a money market fund that provides a safe return of 6%. The correlation between the risky fund returns is 0.09 and the characteristics of the funds are as follows: Expected Return Standard Deviation Bond fund (a) 12 Stock Fund (S) 218 280 18 Do not round intermediate calculations. Enter your answers in the answer boxes below as decimals rounded to 4 places. What is the weight of the stock fund in Penny's Pensions optimal risky portfolio? Ws What is the expected return of Penny's Pensions' optimal risky portfolio? expected return What is the standard deviation of return of Penny's Pensions' optimal risky portfolio? standard deviation of returns