Using the data in the following table, estimate the average return and volatility for each stock. (Click on the following icon in order to copy its contents into a spreadsheet.) Realized Returns Year 2008 2009 2010 2011 2012 2013 Stock A -9% 15% 2% -2% 5% 14% Stock B 28% 30% 12% -6% -12% The return of stock Ais%. (Round to two decimal places) The return of stock Bis% (Round to two decimal places) The vanance of stock Ais (Round to five decimal places) (Round to five decimal places) The variance of stock B is The standard deviation of stock A is The standard deviation of stock Bis % (Round to two decimal places) (Round to two decimal places)