Which of the following statistic is an unbiased estimator of population variance σ2 ? (Considering...

Shashank Kaushik

Shashank Kaushik

2022-07-12

Which of the following statistic is an unbiased estimator of population variance σ2 ? (Considering s2  and n as sample variance and size, respectively).




(n−1)ns2




1ns2




nn−1s2


s2

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