Find the variance and standard deviation for the following distribution: X:, 4.5, 14.5, 24.5, 34.5, 44.5, 54.5, 64.5 `f:` , 1, 5, 12, 22, 17, 9, 4

Find the variance and standard deviation for the following distribution: X:,4.5,14.5,24.5,34.5,44.5,54.5,64.5f:,1,5,12,22,17,9,4

Find the mean variance and standard deviation for the following data: 2,4,5,6,8,17

Find the mean variance and standard deviation for the following data: 2,4,5,6,8,17

Find the mean, variance and the standard deviation for the following data : 5,9,8,12,6,10,6,8

Find the variance and standard deviation of 3,4,6,5,5,3,8,1,7,5 .

Standard deviation of 3, 4, 5 is

Find the variance and standard deviation of the following frequency distribution: Variable (x_i) , 2, 4, 6, 8, 10, 12, 14, 16 Frequency (f_i) , 4, 4, 5, 15, 8, 5, 4, 5

Calculate the variance and standard deviation from the data given below: Size of item, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5 Frequency , 3, 7, 22, 60, 85, 32, 8

Calculate the variance and standard deviation from the data given below: Size of item, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5 Frequency , 3, 7, 22, 60, 85, 32, 8

17, 9.5, 10.5, 22, 89, ?