The Double-Blind Experiment Is One in Which

question 75

Multiple Choice

The double-blind experiment is one in which

• A)the experimenters do not know which is the experimental group and which is the control group.
• B)the experimental subjects do not know that they are in the experimental group, and the control group subjects know that they are in the control group.
• C)neither the subjects in the experimental or control groups nor the experimenters know which are the experimental and control groups.
• D)the control group subjects do not know that they are in the control group, and the experimental group subjects know that they are in the experimental group.
• E)the experimental and control groups are given placebos.