Find the mean, variance and standard deviation for the numbers 4, 6, 10, 12, 7, 8, 13, 12.
Given data: 4, 6, 10, 12, 7, 8, 13, 12
To find: MEAN
We know that,
To find: VARIANCE
= 9.25
To find: STANDARD DEVIATION
= 3.04