double-blind experiment

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Related to double-blind experiment: Double blind trial

dou·ble-blind ex·per·i·ment

an experiment conducted with neither experimenter nor subjects knowing which experiment is the control; prevents bias in recording results.
See also: double-blind study.
References in periodicals archive ?
By giving people with AIDS the knowledge of the risks involved in randomized double-blind experiments activists have stripped physicians of some of their authority and taken away much of their ability to convince people with AIDS of the importance of such experiments.
ABSTRACT: Four double-blind experiments tested the hypothesis that under certain conditions a future event may influence a past event.
Brad performed many double-blind experiments with healer Oscar Estebany.