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 Date: 2013-01-29 23:59:51Survey methodology Data collection Evaluation methods Psychometrics Response rate Incentive Statistics Sampling Science |
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| First Page | Document Content | |
|---|---|---|
Date: 2013-01-29 23:59:51Survey methodology Data collection Evaluation methods Psychometrics Response rate Incentive Statistics Sampling Science |
|
The Use and Effects of Incentives in Surveys Eleanor Singer Survey Research Center, University of Michigan