When Who Matters: Interviewer Effects and Survey Modality
Rebecca Walcott,
Isabelle Cohen,
Denise Ferris
Abstract:When and how to survey potential respondents is often determined by budgetary and external constraints, but choice of survey modality may have enormous implications for data quality. Different survey modalities may be differentially susceptible to measurement error attributable to interviewer assignment, known as interviewer effects. In this paper, we leverage highly similar surveys, one conducted face-to-face (FTF) and the other via phone, to examine variation in interviewer effects across survey modality and… Show more
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