Question

what is secondary data ?​

Answer 1

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Secondary data refers to data which is collected by someone who is someone other than the user. Common sources of secondary data for social science include censuses, information collected by government departments, organizational records and data that was originally collected for other research purpose.

Answer 2

Answer:

Secondary data comes from a source other than the researcher. (Primary data, by contrast, is that which the researcher collects for his or her own study.) Examples include government census reports, other governmental databases, and administrative data.