The procedure used to ensure that research participants have an equal chance of being placed in either the experimental or control group in an experiment is called

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Random assignment is the procedure used to ensure that research participants have an equal chance of being placed in either the experimental or control group in an experiment. This helps to eliminate bias and increase the internal validity of the study. Random sampling, on the other hand, involves selecting a representative sample from the larger population, and is not directly related to equal placement in experimental and control groups. Debriefing and experimental realism are both unrelated to the procedure of random assignment.

The Procedure Used to Ensure That Research Participants Have an Equal