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 - 2% 23% 2010 6% 22% 2011 5% 3% 2012 - 2% -8% 2013 1% - 11% 2014 11% 35% a. Estimate the average return for each stock. b. Estimate the covariance between the stocks. c. Estimate the correlation between these two stocks