please post excel formulas that go directly into boxes. thank you

B Using the following returns, calculate the arithmetic average returns, the variances, and th standard deviations for X and Y. Year 1 2 3 4 5 15% 26% 7% -13% 11% 21% 36% 13% -26% 15% Complete the following analysis. Do not hard code values in your calculations. Mak sure to use the "sample" Excel formulas in your calculations. You must use the buil Excel functions to answer this question. X 9.20% Y 11.80% Arithmetic average return Variance Standard Deviation Sheet1 9/10 LE le