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pls thank you

You hear on the news that the SAP 500 was down 23% today relative to the risk tree rate (the market's excens retumwm - 2.3%) 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. l Proctor and Gamble's beta is 0.5, what is your best guess as to P&G's exOoss return today? a. If Hewlett Packard's bete is 1.2, what is your best guess as to Hewlett Packard's excess return today? Hewlett Packned's excess return today is % (Round to one decimal place)