eBook Problem Walk-Through Problem 6-9 Portfolio Beta Your retirement fund consists of a $7,500 investment in each of 20 different common stocks. The portfolio's beta is 1.45. Now, suppose you sell one of the stocks with a beta of 1.0 for $7,500 and use the proceeds to buy another stock whose beta is 0.95. Calculate your portfolio's new beta. Do not round intermediate calculations. Round your answer to two decimal places. O lcon Key