The leading questions in a sample survey is the purpose of the survey and the expectations of the interviewees.
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Statistics: Survey of an entire population, as opposed to a sample survey.
A Census is the type of survey for a complete population. A Sample Survey is only a portion of the population which is used to make predictions on the representation of the actual population.
A sample survey is quicker and cheaper. If the survey is well designed then the results are likely to be close to their true values.
becuase it is more accurate.
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