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Experimenter Expectancy Effect

In: The SAGE Encyclopedia of Social Science Research Methods

Encyclopedia
Edited by: Michael S. Lewis-Beck, Alan Bryman & Tim Futing Liao Published: 2004
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The experimenter expectancy effect is one of the sources of artifact or error in scientific inquiry (see INVESTIGATOR EFFECT). Specifically, it refers to the unintended effect of experimenters’ hypotheses or expectations on the results of their ...

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