PREFERENTIAL EFFECT

with regard to parapsychology experiments, the discovery that an involved party's calls or guesses are more correct for one group of targets in an experiment than another one.

PREFERENTIAL EFFECT: "The preferential effect skewed the results, making them invalid."
Cite this page: N., Pam M.S., "PREFERENTIAL EFFECT," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/preferential-effect/ (accessed December 15, 2019).
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