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Collection Of Data

Question

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Give one disadvantage of indirect oral investigation.

Solution

There is always a possibility of data being wrong, if the informants do not possess the true knowledge.

Some More Questions From Collection of Data Chapter

What will be the kind of data published by the Railway Department regarding the progress of railways for an investigator ?

What kind of data are contained in the census of population and national income estimate, for the government ?

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 ?

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