A Double-blind experiment is a type of experimental research in which neither the subjects nor the person who directly deals with the subjects for the experimenter knows the specifics of the experiment.

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In a double-blind experiment, both the subjects and the person administering the experiment are kept unaware of the specifics of the experiment. This is done to reduce bias and ensure the results are more objective.

A Double-Blind Experiment Is a Type of Experimental Research in Which