experimenter effects


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Related to experimenter effects: counterbalancing

ex·per·i·ment·er ef·fects

the influence of the experimenter's behavior, personality traits, or expectancies on the results of that person's own research. See: double-blind study.

ex·per·i·ment·er ef·fects

(eks-per'i-men'tĕr e-fekts')
The influence of the experimenter's behavior, personality traits, or expectancies on the results of that person's own research.
References in periodicals archive ?
Nevertheless, although I do not believe that skeptics will inevitably fail to find evidence of psi in any experiment they conduct, it also seems obvious that the experimenter can have an effect upon the beliefs, expectations, and behaviour of the participant in ways that affect the outcome, such that it is rather surprising that commentators are suspicious of experimenter effects.
There may have been a unique experimenter effect in the individual ("non-market") setting.
Through a better understanding of these experimenter effects, we will be able to make meaningful comparisons of results across studies that have employed different experimenters in differing laboratory contexts.
Palmer notes but does not fully develop the substantial likelihood of experimenter effects in the PMIR studies.
On the topic of experimenter effects, and experimenters who get exceptional results, probably few compare to the author of the next chapter: Rupert Sheldrake, a biologist, and a fellow of Clare College, Cambridge.
Rao then evaluates the experimenter effect in parapsychological experiments, noting the problem of psi-mediated experimenter effects (there is a useful taxonomy of experimenter effects on p.