State advantages of sampling. - Vidyadip

Question

State advantages of sampling.

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Answer

The advantages of sampling are as follows :
$(1)$ In sample study as few units are to be examined. detailed study can be done.
$(2)$ As few units are to be studied the survey work requires less time.
$(3)$ The cost of study is also very less.
$(4)$In sample study few persons are required for the survey work, hence experts can be appointed. This will Increase the reliability of the results.
$(5)$ In- certain survey special types of equipments are required. This is possible only if few units are to be studied.
$(6)$ When the test is of destructive nature, sampling is only the way out. In such cases population study is not possible.
$(7)$A large area is covered in the available time and money.
$(8)$ If proper method of sampling is employed. the results obtained will represent the population adequately.

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