Homework: Chapter 12 Homework @ III Question 9, P 12-24 (similar to) Part 1 of 2 HW Score: 16.67%, 2 of 12 points O Points: 0 of 1 Save You hear on the news that the S&P 500 was down 12% today relative to the risk-free rate (the market's excess retum was - 12%). You are thinking about your portfolio and your investments in Hewlett Packard and Proctor and Gamble a If Hewlett Packard's beta is 12, what is your best guess as to Hewlett Packard's excess return today? b. If Proctor and Gamble's bota is 0.5, what is your best guess as to P&G's excess return today? a If Hewlett Packard's beta is 12, what is your best guess as to Hewlett Packard's excess return today? Hewlett Packard's excess return today is % (Round to one decimal place)