a. Calculate the annual rate of relum for each year from the above information b. What is the arithmetic average rate of retuin earned by investing in Marshis stock over this period? c. What is the geometric average rate of retum earnod by imvesting in Marsh's stock over this periois? d. Considering the beginning and ending stock prices for the five-year period are the same, which type of average rate of rotum (the arithmetic or geornetric) better describes the average annual rate of return amed over the period? a. The annual rate of return at the end of year 2 is 1. (Round to two decinal places) (Computing the standard deviation for a portfolio of two risky investments) Mary Guilott recently graduated from Nichols State University and is anxious fo begin investing her meaper savings as a way of applying what she has learned in bushess school. Specifically, she is evaluating an investment in a pontolio comprised of two firms' common stock. She has collected the following information about be common stock of Fine A and Firm B. b. Niswer part a whtere the correlation betweed the Ho common slock investments is equal to zero c. Amowiw part a whece the conelation between the two common stock investments is equal to +1 d. Anwwer part a where the correlation between the wo common stock brvestments is equal to -1. e. Uting your tesponses to questions a-d describe the relationship between the carrelation and the risk and retum of the portiolio