Answer the following : Compute the variance and S.D. for the following data

Answer the following : Find variance and S.D. for the following set of numbers. 25, 21, 23, 29, 27, 22, 28, 23, 21, 25

Answer the following : Find variance and S.D. for the following set of numbers. 125, 130, 150, 165, 190, 195, 210, 230, 245, 260

Find mean, variance and S.D. of the following data.

compute variance and S.D. of the following data: 9, 12, 15, 18, 21, 24, 27

Answer the following : Calculate coefficient of variation the following data: 23, 27, 25, 28, 21, 14, 16, 12, 18, 16