PLEAZE HELP!!

3 . Using the following returns, calculate the arithmetic average returns the variances, and the standard deviations for X and Y. Returns X Y 15% 25 % 46 22 -13 -23 -27 24 54 Year 1 2 3 4 5 33 Requirement 1: (a) Calculate the arithmetic average return for X. (Click to select) (b) Calculate the arithmetic average return for Y. (Click to select) Requirement 2: (a) Calculate the variance for X. (Do not round intermediate calculations.) (Click to select) (b) Calculate the variance for Y. (Do not round intermediate calculations.) (Click to select) Requirement 3: (a) Calculate the standard deviation for X (Do not round intermediate calculations.) (Click to select) (b) Calculate the standard deviation for Y. (Do not round intermediate calculations.) (Click to select) 5. Suppose you bought a 8 percent coupon bond one year ago for $950. The bond sells for $1,015 today. Requirement 1: Assuming a $1,000 face value, what was your total dollar return on this investment over the past year? (Click to select) Requirement 2: What was your total nominal rate of return on this investment over the past year? (Click to select) Requirement 3: If the inflation rate last year was 5 percent, what was your total real rate of return on this investment? (Do not round intermediate calculations.) (Click to select) 3 . Using the following returns, calculate the arithmetic average returns the variances, and the standard deviations for X and Y. Returns X Y 15% 25 % 46 22 -13 -23 -27 24 54 Year 1 2 3 4 5 33 Requirement 1: (a) Calculate the arithmetic average return for X. (Click to select) (b) Calculate the arithmetic average return for Y. (Click to select) Requirement 2: (a) Calculate the variance for X. (Do not round intermediate calculations.) (Click to select) (b) Calculate the variance for Y. (Do not round intermediate calculations.) (Click to select) Requirement 3: (a) Calculate the standard deviation for X (Do not round intermediate calculations.) (Click to select) (b) Calculate the standard deviation for Y. (Do not round intermediate calculations.) (Click to select) 5. Suppose you bought a 8 percent coupon bond one year ago for $950. The bond sells for $1,015 today. Requirement 1: Assuming a $1,000 face value, what was your total dollar return on this investment over the past year? (Click to select) Requirement 2: What was your total nominal rate of return on this investment over the past year? (Click to select) Requirement 3: If the inflation rate last year was 5 percent, what was your total real rate of return on this investment? (Do not round intermediate calculations.) (Click to select)