Fill in the missing information in the following table. Assume that Portfolio AB is 60 percent invested in Stock A. (Round your answer to 2 decimal places. Negative amounts should be indicated by a minus sign. Omit the "%" sign in your response.) Annual Returns on Stocks A and B Year Stock A Stock B Portfolio AB 2006 2007 2008 2009 2010 Avg return Std deviation 12% 33.4% -13.8% 24.2% 16.6% % 20% 32.6% 42.6% 17.8% 29.4% 1% % 1% % 1% % %