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Tollefson, Nona; And Others – 1984
The purpose of this study was to apply the tenets of social exchange theory in developing cover letters for mailed surveys. A survey questionnaire designed to measure teachers' attitudes toward tests was mailed to 1200 Kansas teachers. Cover letters were written to create variation in perceived cost (time needed to complete the questionnaire) and…
Descriptors: Educational Research, Questionnaires, Research Methodology, Research Problems