Maths-
General
Easy
Question
What is the standard deviation of the following series
![](data:image/png;base64,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)
- 81
- 7.6
- 9
- 2.26
The correct answer is: 9
![](https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/generalfeedback/855168/1/975000/Picture1.png)
![sigma to the power of 2 end exponent equals fraction numerator sum f subscript i end subscript d subscript i end subscript superscript 2 end superscript over denominator sum f subscript i end subscript end fraction minus open parentheses fraction numerator sum f subscript i end subscript d subscript i end subscript over denominator sum f subscript i end subscript end fraction close parentheses to the power of 2 end exponent equals fraction numerator 900 over denominator 10 end fraction minus open parentheses fraction numerator negative 30 over denominator 10 end fraction close parentheses to the power of 2 end exponent](data:image/png;base64,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)
Þ s = 9.
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