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2016-01-01T15:07:32+05:30

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Poll technique is a kind of strategy in which the whole data is recorded by the sources themselves. 
Restrictions: 
1. Limited number of inquiries 
2. Simplicity 
3. Avoid estimations 
4. No undesirable inquiries 
Contrasts: 
Both demonstrates an arrangement of inquiries. Be that as it may, if there should arise an occurrence of a poll the answers are to be recorded by respondents themselves while on account of timetable answers are to be recorded by the enumerator particularly enlisted for the reason.
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