You hear on the news that the S\&P 500 was down 1.5% today relative to the risk-free rate (the market's excess retum was 1.5% ) You are thinking about your portfolio and your investments in Zynga and Proctor and Gamble. a. If Zynga's beta is 1.3 , what is your best guess as to Zynga's excess return today? b. If Proctor and Gamble's beta is 0.6 , what is your best guess as to P\&G's excess return today? a. If Zynga's beta is 1.3, what is your best guess as to Zynga's excess return today? Zynga's excess return today is \%. (Round to one decimal place) b. If Proctor and Gamble's beta is 0.6 , what is your best guess as to P\&G's excess return today? Proctor and Gamble's excess return today \%. (Round to one decimal place)