BU200 Data Collection Methods for Research | Primary vs Secondary Data

In this lecture, we explore data collection in research, focusing on the key differences between primary data and secondary data. You will learn: What primary data is and how it is collected Common primary data collection methods: Observation Interviews Experiments Surveys What secondary data is and how it differs from primary data Major sources of secondary data, including: Government data (e.g., census, labor, and health statistics) Publications (books, journal articles, newspapers) Research databases and archives We also discuss well-known academic databases such as Web of Science, PubMed, EBSCO, and Google Scholar, and how they are commonly used in research, including bibliometric studies. 📚 This lecture is ideal for undergraduate and graduate students, especially those working on research projects, methodology courses, or learning how to collect and analyze data effectively.