also the return of stock B. thank you!

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 -3% 18% 18% 21% 1% 10% - 1% -5% 5% -5% 8% 16% The return of stock A is %. (Round to two decimal places.)