what are the main sources of data
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Primary data sources include information collected and processed directly by the researcher, such as observations, surveys, interviews, and focus groups. Secondary data sources include information retrieved through preexisting sources: research articles, Internet or library searches, etc.
Answered by
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Primary data sources include information collected and proceeded directly by the researchers, such as observations, surveys, interviews and focus groups. Secondary data sources include information retrieved through preexisting sources: research articles, internet or library searches, etc.
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