Round to four decimal places. Answer all parts (a, b, c, and d).

Using the data in the following table, :, consider a portfolio that maintains a 45% weight on stock A and a 55% weight on stock B. a. What is the return each year of this portfolio? b. Based on your results from part (a), compute the average return and volatility of the portfolio. c. Show that (i) the average return of the portfolio is equal to the (weighted) average of the average returns of the two stocks, and (ii) the volatility of the portfolio equals the same result as from the calculation in Eq. 11.9. d. Explain why the portfolio has a lower volatility than the average volatility of the two stocks. i Data Table (Click on the following icon e Year 2010 Stock A - 1% Stock B 25% in order to copy its contents into a spreadsheet.) 2011 2012 2013 2014 15% 4% - 10% 3% 11% 16% -8% - 13% 2015 14% 29% Print Print Done Done