Key Types of Qualitative Research Methods. 1. In-depth interview. The in-depth interview is one of the most common types of qualitative research methods out there. It involves a personal interview with a single respondent. This method provides a great opportunity to capture rich, descriptive data about people’s behaviors, motivations, beliefs ...
1 I use “multiple-method research” to refer to studies that draw on data from more than one source and present more than one type of analysis. Such research often, but not always, combines quantitative and qualitative data.Hierarchical linear models typically draw on data from different sources but combine them in a single statistical analysis.