Using the data'in the following table, calculate the volatility (standard deviation) of a portfolio that is 80% invested in stock A and 20% in stock B. The volatility of the portfolio is % (Round to two decimal places.) Data table FX (Click on the following icon in order to copy its contents into a spreadsheet.) 2012 Year Stock A Stock B 2010 -14% 15% 2011 8% 20% 2013 - 5% -4% 5% 3% 2014 2% 5% 2015 11% 17% Print Done Help me solve this View an example Get more help Clear all Check