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This paper tackles the complexities of subsample approaches in survey research. It explores sampling procedures, rotation patterns, and modes like paper, telephone, web, or mixed. Assessing IT systems and interviewer staff organization is key. Considering factors like time periods, seasonal effects, and response patterns is crucial for validity. Comparing subsamples, weights, and sources of errors are discussed too.
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Deciding Subsample Approach Sampling procedure and rotation pattern? Paper, telephone, web, or mixed mode? How well-organized IT-systems? How well-organized interviewer staff?
Subsample Worries Time period Workload lumping Seasonal effects Wave number Organizational burden Nonresponse effects