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Popular Statistics >

variance of 8,4,2,5,5,8,5,8,2,7

Solution

variance

Solution

5.37777 \dots

Solution steps

Compute the average,

\overset{x}{ˉ} : 5.4

Compute

i = 1 \sum n (x_{i} - \overset{x}{ˉ})^{2} : 48.4

Compute the number of terms in the data set:

n = 10

Compute

Va r (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 5.37777 \dots

5.37777 \dots

Popular Examples

std of 179,179,212,212,225,254,260,281

variance of 1,2

Frequently Asked Questions (FAQ)

What is the variance of 8,4,2,5,5,8,5,8,2,7 ?
The variance of 8,4,2,5,5,8,5,8,2,7 is 5.37777…