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Collection of Data
Question
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Write down the principal merit of random sampling.

Answer

The principal merit of random sampling is that each and every item of universe has equal chance or equal probability of being selected.

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Some More Questions From Collection of Data Chapter

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 ?

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