Suppose you bought a bond with an annual coupon rate of 7.3 percent one year ago for $896. The bond sells for $924 today. o. Assuming a $1,000 face value, what was your total dollar return on this investment over the past year? Note: Do not round intermediate colculations and round your answer to the nearest whole number, e.g., 32. b. What was your total nominal rate of return on this investment over the past year? Note: Do not round intermediate calculations and enter your answer as o percent rounded to 2 decimal places, e.g., 32.16. c. If the inflation rate last year was 4.3 percent, what was your total real rate of return on this investment? Note: Do not round intermediate colculotions ond enter your answer as o percent rounded to 2 decimal places, e.g., 32.16. You've observed the following returns on Pine Computer's stock over the past five years: -24.9 percent, 13.6 percent. 30.2 percent. 23 percent, and 213 percent. a. What was the arithmetic average return on the stock over this five-ycar period? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.9., 32.16 . b. What was the variance of the returns over this pertod? Note: Do not round intermediate calculotions and round your answer to 6 decimal places, e.9., 161616 . c. What was the standard deviation of the returns over this period? Note: Do not round intermediate colculations and enter your onswer os a percent rounded to 2 decimal places, e.g, 32.16