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Collection of Data
Question
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State one advantage of direct personal investigation.

Answer

The information obtained is most reliable and accurate because the interviewer can remove doubts of the informants.

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Some More Questions From Collection of Data Chapter

In order to know the likings and dislikings of the listeners of the programmes broadcast by the Himachal Akashvani the latter is keen to collect data, which method of collecting data will be suitable for it ?

Name two important sources of secondary data.

What is meant by universe ?

What is meant by sample ?

What is meant by sample method ?

What method is used for the draw of lots ?

Which one of the methods is more expensive - sample method or census method ?

What method is used for the estimation of population in a country ?

Which method needs less number of enumerators - census or sample ?

What is meant by purposive or deliberate sampling ?