For quantitative studies, the underlying sample plays a central role. It is an essential building block in the research project, which contributes significantly to quality. For this reason, sampling at infas is a topic of continuous research, optimization and innovation.
infas uses a variety of scientifically established procedures - often in combination. The aim is to apply individually the content-wise but also economically optimal sampling concept for each research project. The following describes the sampling methods that infas regularly applies in social science studies.