Question 7 Below is annual stock return data on ABC Corp and XYZ, Inc. Year ABC XYZ 2010 10% -3% 2011 20% 0% 2012 -10% 20% 2013 5% 10% (a) What is the average return and standard deviation for each stock? (Round answers to 2 decimal places, e.g. 52.75.) ABC XYZ Average return % % Standard deviation % %