Find standard deviation..
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Prazavi Jain's image
Prazavi Jain
Oct. 23, 2016, 1:38 p.m.

Answers!

Davneet Singh's image
Davneet Singh
Oct. 24, 2016, 9:31 a.m.

Hello Prazavi! 

I think you have posted an incomplete question.

Please refer to Chapter 15 Class 11 for standard deviation http://teachoo.com/subjects/cbse-maths/class-11th/ch15-11th-statistics/

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Prazavi Jain's image