Question

 

What is the difference between primary data and secondary data? Discuss interview schedule method of primary data collection

24 Aug 2025
Answer :
Word Count : 1146
Primary data and secondary data are fundamental concepts in research methodology and are widely applied in development studies to understand, analyze, and evaluate developmental processes, policies, and outcomes. Primary data refers to information collected firsthand by the researcher for a specific research purpose. It is original, fresh, and gathered directly from the field or respondents using various techniques such as surveys, interviews, observations, or experiments. Primary data is highly specific and tailored to the needs of the study. For example, if a development researcher wants to assess the impact of a rural employment scheme on household income, conducting household surveys and interviews with beneficiaries would generate primary data. The researcher has full control over the design, scope, and accuracy of the data collected. However, collecting primary data is time-consuming, resource-intensive, and requires careful planning to ensure validity and reliability. Secondary data, on the other hand, refers to information that has already been collected, compiled, and processed by others for purposes other than the current research study. It is not original but borrowed from existing sources such as government reports, census data, international organization databases, scholarly articles, newspapers, policy documents, and institutional ________ _______ ____ __________ ______.
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