(Portfollo beta and CAPM) You are putting together a portfolio made up of four different stocks. Howevor, you are considering fwo possible weightings: a. What is the beta on each portfolio? b. Which portfolio is riskier? c. If the risk-free rate of inferent were 5 percent and the market risk premium wore 6.5 percent, what rate of retum would you expect to eam from each of the portfolios? a. The beta on the first portfolio is (Round to three decimal places.) Data table