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 - 9% 13% 15% 24% 3% 12% - 2% - 6% - 11% 5% 26% 3% 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 A is %. (Round to two decimal places.) The standard deviation of stock B is %. (Round to two decimal places.)