Authors: Rajesh Singh, Mukesh Kumar, Ashish K. Singh, Florentin Smarandache
This chapter proposes some estimators for the population variance of the variable under study, which make use of information regarding the population proportion possessing certain attribute. Under simple random sampling without replacement (SRSWOR) scheme, the mean squared error (MSE) up to the first order of approximation is derived. The results have been illustrated numerically by taking some empirical population considered in the literature.
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[v1] 2016-09-13 03:28:56
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