Question: The factorial design is an experimental method in which Question 66 options: Subjects are paired, then each member of the pair is randomly assigned to

The factorial design is an experimental method in which Question 66 options: Subjects are paired, then each member of the pair is randomly assigned to a study group. Neither the participants nor the investigators are aware of who is receiving an intervention. Groups rather than individuals are randomly assigned to a study condition. Two or more treatments are tried in all possible combinations

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