Using the data in the following table, calculate the volatility (standard deviation) of a portfolio that is 60% invested in stock A and 40% in stock B. The volatility of the portfolio is %. (Round to two decimal places.) Data table (Click on the following icon in order to copy its contents into a spreadsheet.) Year 2010 2011 2012 2013 2014 2015 Stock A Stock B - 10% 19% 4% - 3% 5% 12% 19% 39% 24% - 8% -8% 35% Print Done