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


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