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Collection of Data — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsCollection of Data3 Marks
Question
What do you understand by pre-testing of the questionnaire?
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Answer

Once the questionnaire is ready, it is advisable to conduct a tryout with a small group which is known as pre-testing of questionnaire or conducting a pilot survey. This helps in providing a preliminary idea about the effectiveness of questions asked in the survey.

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