You own a stock portfolio Invested 35 percent in Stock Q, 20 percent in Stock R, 20 percent in Stock S, and 25 percent In Stock T. The betas for these four stocks are 1.68, 1.81, 1.67, and 0.81, respectively. What is the portfolio beta? Multiple Choice O 1.56 O 1.41 O 1.46 O 1.49 O 1.52