Company Expected return (%) Standard deviation (%) Beta Investment (5) ABC XYZ MNO 21 12. 34 1.75 1.05 0.85 7,500 20,000 12,500 Correlation coefficients ABC XYZ MNO 1.0 0.5 ABC XYZ MNO 1.0 0.2 0.8 1.0 1)Using the information from the preceding tables, calculate the expected returns and beta of this Three stock portfolio