What is the std of 10,10.9,11,14,17,19,30,38,39,40 ?

The std of 10,10.9,11,14,17,19,30,38,39,40 is 12.52237…

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std of 10,10.9,11,14,17,19,30,38,39,40

standard deviation

10, 10.9, 11, 14, 17, 19, 30, 38, 39, 40

12.52237 \dots

Solution steps

Compute the variance:

156.80988 \dots

Compute

σ (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 12.52237 \dots

12.52237 \dots

9 c 9

1, 4, 6

2, 3, 4, 4, 6, 8, 9

6 P 3

69, 73, 65, 70, 71, 74, 65, 69, 60, 62

What is the std of 10,10.9,11,14,17,19,30,38,39,40 ?
The std of 10,10.9,11,14,17,19,30,38,39,40 is 12.52237…