You've observed the following returns on Crash-n-Burn Computer's stock over the past five years. What is the arithmetic average return? The variance? The standard deviation? Year 1 2 3 4 5 UAWNE Returns 7% -1396 21% 34% 15% Complete the following analysis. Do not hard code values in your calculations. Make sure to use the "sample" Excel formulas in your calculations. You must use the built-in Excel functions to answer this question 13 14 Complete the following analysis. Do not hard code values in your calculations. Make sure to use the "sample" Excel formulas in your calculations. You must use the built-in Excel functions to answer this question. 15 16 17 Arithmetic average return 18 Variance Standard Deviation 19 20 21 22 23 24 +