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double-blind procedure-an experimental procedure in which neither the subjects of the experiment nor the persons administering the experiment know the critical aspects of the experiment; a double-blind procedure is used to guard against both experimenter bias and placebo effects.ouble-blind procedure-an experimental procedure in which neither the subjects of the experiment nor the persons administering the experiment know the critical aspects of the experiment; a double-blind procedure is used to guard against both experimenter bias and placebo effects.
Rate This Paper: The double-blind procedure, a procedure that eliminates biasness hence generating more precise results is widely used by psychologists in experimental research to determine the cause-effect relationship.n summary, this essay discussed the main aspects of the double-blind procedure. In essence, it was designed to eliminate biasness caused by the tendency of participants to behave atypically if they are aware of the experiment's purpose and also the fact that results can be viewed in a light that favors expectancies.