Homework: Week 7: Chapters 11 & 12 Question 9, P 12-10 (book/static) HW Score 8,2 of 25 0 Using the data in the folcing table, and the fact that the compilation of A and B is 0.48, calculate the volelity (standard deviation) of a portfolio that is 70% invested in slock A and 30% to copy its contents into a spreadsheet) Realized Returns Year Stock A Stock B 21% 2000 -10% 2000 20% 30% 2010 5% 7% 2011 -5% -3% 2012 2% -8% 2013 IN 25% The standard deviation of the portbio is (Round to two decimal places) nam/157 AM 12