Problem 9-13 Portfolio Return (LG9-7)

Year-to-date, Oracle had earned a 1.45 percent return. During the same time period, Valero Energy earned 7.83 percent and McDonald's earned 0.54 percent.

If you have a portfolio made up of 30 percent Oracle, 25 percent Valero Energy, and 45 percent McDonald's, what is your portfolio return? (Round your answer to 2 decimal places.)

Portfolio return =

Problem 9-17 Standard Deviation (LG9-3)

The past five monthly returns for Kohls are 3.76 percent, 4.17 percent, 1.90 percent, 9.36 percent, and 2.78 percent. Compute the standard deviation of Kohls monthly returns. (Do not round intermediate calculations. Round your answer to 2 decimal places.)

Standard deviation =