o. villund, - comparing subsample approaches
TRANSCRIPT
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 lumpingSeasonal effects
Wave number
Organizational burdenNonresponse effects
Response by QUARTER
Response by WAVE
Comparing subsamples
Comparing weights
Other sources of error ?