Using the data in the following table, estimate the average return and volatility for each stock. 7% Year 2008 2009 2010 2011 2012 2013 Realized Returns Stock A Stock B 28% 15% 38% 7% 7% - 10% -9% 14% -7% 1% 32% The return of stock Ais %. (Round to two decimal places.) The return of stock B is %. (Round to two decimal places.) The variance of stock Ais (Round to five decimal places.) The variance of stock B is (Round to five decimal places.) The standard deviation of stock Ais %. (Round to two decimal places.) The standard deviation of stock Bis [%. (Round to two decimal places.)