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Collection of Data — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsCollection of Data1 Mark
Question
Who is an enumerator? When do we need an enumerator?
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Answer

Some persons are appointed who fill the questionnaire after getting response from respondents. They are called enumerators. We need an enumerator when we need accuracy in data and some or all of our respondents are illiterate.

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