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Collection of data — Statistics STD 11 Commerce — Question

Gujarat BoardEnglish MediumSTD 11 CommerceStatisticsCollection of data4 Marks
Question
Discuss advantages and disadvantages of questionnaire by enumerators.
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Answer

  • In this method, enumerators themselves contact the respondents personally and getting response to the questions and fills the questionnaire. The advantages and disadvantages of this method are as follows:
Advantages :
$(1)$ The complete, correct and more relevant information can be obtained from the respondents by enumerators.
$(2)$Enumerator can get proper information from the illiterate respondents providing proper explanations.
$(3)$Loss of questionnaire or receiving incomplete questionnaire do not arise because the enumerator collects the information personally.
$(4)$ For the vast field under inquiry, accurate information can be obtained within stipulated period of time.
$(5)$ Doubts arising in the minds of the respondents are resolved quickly on the spot because of the presence of enumerators.
Disadvantages :
$(1)$ if the data is to be collected from a large area, large number of enumerators are to be employed resulting in higher cost.
$(2)$ If expert numerators are not available for the inquiry, the task of training the appointed enumerators is not easy.
$(3)$ To keep close watch on the work of enumerators, it is required to appoint supervisors. This would increase the cost.
$(4)$ If the respondents are not educated, polite and sensible, it !s likely that they may not cooperate with the enumerators and hide correct information from them.
$(5)$ Since enumerators have to settle and also adjust the convenience of time with the respondent. more delay is likely to be caused.

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