In a double-blind experiment, participants are both blindfolded and placed in a sound-proof chamber.

Name: In a double-blind experiment, participants are both blindfolded and placed in a sound-proof chamber.
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Question

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In a double-blind experiment, participants are not blindfolded or placed in a sound-proof chamber. Instead, both the participants and the researchers conducting the experiment are unaware of which group is receiving the treatment and which group is receiving a placebo or control.

In a Double-Blind Experiment, Participants Are Both Blindfolded and Placed