Question

what is sample survey?


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Answer 1

Answer:

A sample survey is a survey which is carried out using a sampling method, i.e. in which a portion only, and not the whole population is surveyed.

hope it's helpful.

Answer 2

Explanation:

A sample survey is a survey which is carried out using a sampling method, i.e. in which a portion only, and not the whole population is surveyed.

Sampling is done because you usually cannot gather data from the entire population. Even in relatively small populations, the data may be needed urgently, and including everyone in the population in your data collection may take too long.