If each observation of a raw data whose variance is ^ 2 , is multiplied by , then the…
Mathematics · JEE Main · NTA Exams — Statistics and Probability
If each observation of a raw data whose variance is \(\sigma^{2}\), is multiplied by \(\lambda\), then the variance of the new set is
- \(\sigma^{2}\)
- \(\lambda^{2} \sigma^{2}\)
- \(\lambda^{2}+\sigma^{2}\)
Answer
(B) ^ 2 ^ 2
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