Using the data in the following table, estimate the average return and volatility for each stock. Realized Returns Year Stock A Stock B 2008 % % 2009 % % 2010 % % 2011 % % 2012 % % 2013 % % The return of stock A is 6.33 6.33%. (Round to two decimal places.) The return of stock B is 9.83 9.83%. (Round to two decimal places.) The variance of stock A is (Round to five decimal places.)