What is the std of 50,62.5,37.5,75,45,47.5,15,25 ?

The std of 50,62.5,37.5,75,45,47.5,15,25 is 19.24640…

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std of 50,62.5,37.5,75,45,47.5,15,25

standard deviation

50, 62.5, 37.5, 75, 45, 47.5, 15, 25

19.24640 \dots

Solution steps

Compute the variance:

370.42410 \dots

Compute

σ (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 19.24640 \dots

19.24640 \dots

3 C 1

4 n C r 2

42, 78, 53

20, 16 \frac{3}{4}, 13 \frac{1}{2}, 10 \frac{1}{4}, 7

464, 491, 552, 564, 607, 654, 737, 782, 836, 920, 972, 1090

What is the std of 50,62.5,37.5,75,45,47.5,15,25 ?
The std of 50,62.5,37.5,75,45,47.5,15,25 is 19.24640…