Calculate the range variance and standard deviation of thefollowing data set:5 5 6 6 6 8 8 8 8 10 10 11 12 12 20A. Range = 15; Variance = 225; Standard Deviation = 7.5B. Range = 3.85; Variance = 14; Standard Deviation = 3.74C. Range = 20; Variance = 15; Standard Deviation = 4D. Range = 15; Variance = 14.82; Standard Deviation = 3.85