Stock A and Stock B have the following historical returns: Year Stock A’s Returns, rA Stock B’s Returns,
Year Stock A's Return, rA Stock B's returns, rB
2008 -10.00% -3.00%
2009 18.50% 21.29%
2010 38.67% 24.25%
2011 14.33% 3.67%
2012 23.00% 28.30%
Calculate the average rate of return for each stock during the period 2008 – 2012.