In SRSWOR of size n from a population with N units if p is the proportion of sampled units having a given attribute, then unbiased estimate of V(p) is

  • pq/(n-1)N
  • pq/n
  • N(N-n)pq/(n-1)
  • (N-n)pq/N(n-1)

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In SRSWOR of size n from a population with N units if p is the proportion of sampled units having a
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