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Question

Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. ReturnsYear X Y1 12 % 18 %2 30 393 19 -104 -20 -245 21 47

Requirement 1: (a) Calculate the arithmetic average return for X. (b) Calculate the arithmetic average return for Y. Requirement 2: (a) Calculate the variance for X. (Do not round intermediate calculations.) (b) Calculate the variance for Y. (Do not round intermediate calculations.) Requirement 3: (a) Calculate the standard deviation for X. (Do not round intermediate calculations.) (b) Calculate the standard deviation for Y.