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 - 5% 19% 16% 24% 4% 13% -9% - 3% 5% - 13% 10% 31% The return of stock Ais %. (Round to two decimal places.) The return of stock Bis %. (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.)