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SURVEY UNITSFor the purpose of sample selection, the population should be divisible into a finite number of distinct, non-overlapping and identifiable units, so that each member of the population belongs to only [..]
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SURVEY UNITSFor the purpose of sample selection, the population should be divisible into a finite number of distinct, non-overlapping and identifiable units, so that each member of the population belongs to only [..]
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