Annual and Average Returns for Stocks, Bonds, and T-Bills, 1950 to 2017 1950 to 2019 Average 1950 to 1959 Average 1960 to 1969 Average 1970 to 1979 1980 to 1989 Average Average Average 1990 to 1999 2000 to 2009 Average 2010 Annual Return 2011 Annual Return 2012 Annual Return 2013 Annual Return 2014 Annual Return 2015 Annual Return 2016 Annual Return 2017 Annual Return 2018 Annual Return 2019 Annual Return 2010 to 2019 Average Long-Term Stocks Treasury Bonds 12.7% 20.9 8.7 7.5 18.2 19.0 0.9 15.1 2.1 16.0 32.4 13.7 1.4 12.0 21.8 -4.4 31.5 14.2 6.6% 0.0 1.6 5.7 13.5 9.5 8.0 9.4 29.9 3.6 -12.7 25.1 -1.2 1.2 8.4 -1.8 14.8 7.7 T-bills 4.2% 2.0 4.0 6.3 8.9 4.9 2.7 0.01 0.02 0.02 0.07 0.05 0.21 0.51 1.39 1.94 2.06 0.63 You have a portfolio with an asset allocation of 47 percent stocks, 30 percent long-term Treasury bonds, and 23 percent T- bills. Use these weights and the returns given in the above table to compute the return of the portfolio in the year 2010 and each year since. Then compute the average annual return and standard deviation of the portfolio. Note: Do not round intermediate calculations. Round your answers to 2 decimal places. 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Average Standard deviation Portfolio Return % % % % % % % % % % % %