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Primary data may be collected by __________________.
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A
Any of the above
💡 Explanation:
Primary data is the data, which is
collected for the first time by investigators. It is also known as raw
data. It is the first-hand information. It refers to the collection of
data for a specific purpose. It is original in nature. Primary data is
more reliable, accurate and adequate than the secondary data. It may be collected by mailed questionnaire method, scheduled sent through enumerators and telephonic survey.