Asset W has an expected return of 11.6 percent and a beta of 1.23. If the risk-free rate is 3.15 percent, complete the following table for portfolios of Asset W and a risk-free asset. Illustrate the relationship between portfolio expected return and portfolio beta by plotting the expected returns against the betas. What is the slope of the line that results? Asset W has an expected return of 11.6 percent and a beta of 1.23. If the risk-free rate is 3.15 percent, complete the following table for portfolios of Asset W and a risk-free asset. Illustrate the relationship between portfolio expected return and portfolio beta by plotting the expected returns against the betas. What is the slope of the line that results?