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 - 13% 28% 20% 23% 1% -6% - 5% 3% -8% 14% 18% 8% The return of stock A is %. (Round to two decimal places.) The return of stock B is %. (Round to two decimal places.) The variance of stock A is N. (Round to five decimal places.) The variance of stock B is 7 (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.)