What is the std of 4,12,6,6,9,11,16,7,6 ?

The std of 4,12,6,6,9,11,16,7,6 is 3.81153…

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std of 4,12,6,6,9,11,16,7,6

standard deviation

4, 12, 6, 6, 9, 11, 16, 7, 6

3.81153 \dots

Solution steps

Compute the variance:

14.52777 \dots

Compute

σ (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 3.81153 \dots

3.81153 \dots

1, 2, 3

12 c 2

3, 8, 4, 10, 6, 2

36, 14, 21, 39, 11, 2

25.2, 13.5, 18.5, 34.8

What is the std of 4,12,6,6,9,11,16,7,6 ?
The std of 4,12,6,6,9,11,16,7,6 is 3.81153…