In some applications it is cost efficient to sample data in two or more stages. In the first stage a simple random sample is drawn and then stratified according to some easily measured attribute. In ...
The use of complex sampling designs in population-based case-control studies is becoming more common, particularly for sampling the control population. This is prompted by all the usual cost and ...
A stratified multi-stage sampling design was used in the survey on Ayush in which villages in the rural areas and urban frame survey (UFS) blocks in the urban areas or sub-units (SU) of villages or ...
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