Use the following table to answer questions 11 through 13. The arithmetic mean return over the four years for Stock XYZ is________. The geometric mean return over the four years for Stock XYZ is________. Based on the above calculations, given a standard deviation of 25.37% and assuming returns for Stock XYZ are normally distributed, future returns for Stock XYZ should fall between________% and________ %roughly 68% of the time. Which of the following is/are true? Bond yields are positively related to credit ratings, i.e., as credit ratings increase bond yields increase. Bond yields are inversely related to maturity. Yield to maturity will exceed the coupon rate when the bond is issued at a premium. I only II only I and II II and III none of the above