NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
Peer reviewed Peer reviewed
PDF on ERIC Download full text
Bauman, Sheri – Journal of School Counseling, 2007
This article examines the effectiveness of incentives in improving survey response rates of school counselors and compares the findings with those of previously researched populations. A $1 cash incentive increased response rates for a one-wave mailing of a questionnaire, while a raffle opportunity did not. The number and length of optional…
Descriptors: School Counselors, Response Rates (Questionnaires), Incentives, Program Effectiveness
Adair, John G.; Sharpe, Donald – 1986
The Hawthorne and placebo effects in educational experiments were examined over a 20-year period, as reported in the ERIC, Dissertation Abstracts International, and Psych Info data bases. The literature searches identified 325 studies in education employing the relevant control procedures, and each study was coded for the type of placebo…
Descriptors: Control Groups, Educational Research, Expectation, Literature Reviews