Secondary Data: Secondary data refers to information collected by someone else for their own research purposes, which can be used by other researchers for different studies.
Quantitative Data: Quantitative data is numerical information that can be measured and analyzed statistically. It often involves pre-existing data gathered through surveys or experiments.
Qualitative Data: Qualitative data is non-numerical information that focuses on capturing the richness and depth of individuals' experiences or opinions. It can also include pre-existing data from interviews or observations.