The term quality control refers to the efforts and procedures that survey researchers put in place to ensure the quality and accuracy of data being collected using the methodologies chosen for a particular study. Quality-control efforts vary from study to study and can be applied to questionnaires and the computerized programs that control them, sample management systems to ensure proper case processing, the monitoring of appropriate interviewer behavior, and other quality-control aspects of the survey process, all of which can affect the quality of data and thus the results.
In surveys that use interviewer-administered questionnaires, proper training of interviewers is often seen as the heart of quality control. To become successful and effective, interviewers first must be introduced to the survey research process through a ...
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