A stock had the following annual returns: 6.22%,27.38%,2.18%, and 18.88%. Compute the following for the stock: A. Expected Return (Please write your answer as a percentage (e.g. .1234 should be written as 12.34)): % B. Variance (Please write your answer with 4 decimal places): C. Standard Deviation (Please write your answers as a percentage (e.g. .1234 should be written as 12.34) ): %