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Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year 1 2 3 4 5 Returns Y 12 % 23 % 30 44 19 -12 -20 -26 21 52 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) Requirement 1: (a)Calculate the arithmetic average return for X. (Click to select) 15.50% 12.40% 14.01% 15.13% 10.04% thmetic average return for Y. Requirement 1: a)Calculate the arithmetic average return for X. (Click to select) (b)Calculate the arithmetic average return for Y. 1 Click to select) 16.20% 18.31% 13.12% 20.25% 19.76% (CICK TO serect riance for X. (Do not round intermed Requirement 2: (a)Calculate the variance for X. ( ( Click to select) 0.03694 0.029913 0.046014 0.046163 0.036812 riance for Y. ( Requirement 3. (b)Calculate the variance for Y. Click to see , 0.146150 A 0.116920 0.105940 lo indard devia 0.094705 TUNOK to select) (b)Calculate the standard devia Requirement 3: (a)Calculate the standard deviation for X. locuto sciach 15.57% 24.02% 19.09% 19.22% 21.45% TUICK to select (1 indard deviation for Y. (! (b)Calculate the standard deviation for Y. 32.55% 42.74% 36.39% 34.19% 27.70%