Using the data in the following table, estimate (a) the average return and volatility for each stock; (b) the covariance between the stocks and (c) the correlation between these two stocks. Year Stock A Stock B 2009 -9% 28% 2010 7% 11% 2011 6% 16% 2012 - 2% -9% 2013 1% - 8% 2014 11% 16% a. Estimate the average return for each stock. b. Estimate the covariance between the stocks. c. Estimate the correlation between these two stocks. a. Estimate the average return for each stock. The return of stock A is %. (Round to two decimal places.)