VOLUNTEER BIAS

any step-by-step variation between involved parties who volunteer to be in an analysis in contrast to those who don't.

VOLUNTEER BIAS: "To avoid volunteer bias in her thesis study, Alisa expanded her sample to include non-volunteers. "
Cite this page: Nugent, Pam M.S., "VOLUNTEER BIAS," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/volunteer-bias/ (accessed November 17, 2017).
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