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 in Year 2008 2009 2010 2011 2012 2013 Realized Returns Stock A -10% 20% 5% - 5% 2% 9% Stock B 21% 30% 7% - 3% - 8% 25% The return of stock A is %. (Round to two decimal places.)

The retum of stock A is \%. (Round to two decimal places.)