If v is the variance and is the standard deviation, then

Mathematics · JEE Main · NTA Exams — Statistics and Probability

1. \(v^{2}=\sigma\)
2. \(v=\sigma^{2}\)
3. \(v=\frac{1}{\sigma}\)
4. \(v=\frac{1}{\sigma^{2}}\)

Answer

(B) v= ^ 2

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