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FAQ

How is the survey of family income and expenditure conducted? What is the sampling method?

  1. Survey method--the associated personnel visit the sampled households with questionnaires. The data will be collected and entered into the questionnaire matrix. In case of errors, omissions or conflicting data, the procedure is repeated.
  2. Sampling method--the stratified, 2-stage random sampling method is used. The districts are the sub-populations. The villages are the first sampling units and households within villages are the second sampling units.