Using the data in the following table, estimate the average return and volatility for each stock. Year 2008 2009 2010 2011 2012 2013 Realized Returns Stock A Stock B - 11% 29% 19% 33% 3% 12% -9% - 6% 1% - 8% 14% 21% The return of stock Ais %. (Round to two decimal places.)