Simple Random Sampling Without Replacement (SRSWOR)- Sample Mean & Variance

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In this video, We discuss the Sample Mean & Variance Of Simple Random Sampling.
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the sign here will be positive ? the blue formula in 4:08

a_visghhwas
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Sir I am a student of class 12... Can you make videos on S.R.S.W.O.R and S.R.S.W.R . Topic of sample survey...

snehapaul