Question 1 (5 points) Which of the following best describes components of a double-blind study?
When members of the control group know which group they are in but members
of the experimental group do not
When the researchers do not know which group the subjects are in but the
subjects of both the control and experimental group know which group they are
in
When neither the subjects nor the researchers are aware of the subjects' group
assignments
When members of the experimental group and the researchers know which
study group all of the subjects are in

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