please help with requirement 2&3. ive found several incorrect answers on chegg so far.

Problem 10-7 Calculating Returns and Variability [LO 1] Use the following returns for X and Y. Returns Year WN - 21.2% -16.2 9.2 18.4 4.2 24.6% - 3.2 26.6 -13.4 30.6 Requirement 2: Calculate the variances for X and Y. (Do not round intermediate calculations. Round your answers to 6 decimal places (e.g., 32.161616).) Variances 0.01764 0.03177 Requirement 3: Calculate the standard deviations for X and Y. (Do not round intermediate calculations. Enter your answers as a percentage rounded to 2 decimal places (e.g., 32.16).) Standard deviations 13.3 % 17.8 % Hoa | Da