Using the data in the following table, B, calculate the volatility (standard deviation) of a portfolio that is 73% invested in stock A and 27% in stock B. The volatility of the portfolio is %. (Round to two decimal places.) i X Data Table - in order to copy its contents into a (Click on the following icon spreadsheet.) Year 2010 2011 2012 2013 Stock A Stock B -4% 18% 17% 28% 2% 14% -2% - 3% 2014 3% - 12%