Focus on qualitative research is to deepen understanding of the subject, the number of subjects is usually small, can not (nor necessary) using probability sampling methods.
Qualitative studies focus on deepening understanding of subjects, so the number of subjects is usually small and it is not possible (and unnecessary) to use a probability sampling method.
The focus of qualitative research is to deepen the understanding of subjects, so the number of subjects is usually small, and it is impossible (and unnecessary) to adopt probability sampling method.<br>