Using the data in the following table, calculate the volatility (standard deviation) of a portfolio that is 54% invested in stock A and 46% in stock B. ... The volatility of the portfolio is %. (Round to two decimal places.) Data table (Click on the following icon e in order to copy its contents into a spreadsheet.) Year Stock A Stock B 2010 -9% 12% 2011 6% 20% 2012 4% 20% 2013 - 10% - 3% 2014 1% - 5% 2015 7% 24% Print Done