Which method of data collections covers the widest area?

Telephone interview method

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Direct interview method

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Mailed questionnaire method

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All of above

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Solution

The correct option is C Mailed questionnaire method
Under mailed questionnaire method, a well designed questionnaire is mailed to the informants with a request to fill it up and return the same within the specific time schedule. By this method, a wide range of people can be connected.

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Similar questions

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Explain briefly the method of collecting data through mailed questionnaire. State its merits and demerits.

State three merits and three demerits of collecting data by 'Personal Interview'.

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