Random Assignment Is Used in Experiments Because Researchers Want to

question 104

Multiple Choice

Random assignment is used in experiments because researchers want to

• A) guarantee that the results will be statistically significant.
• B) ensure that people from different social classes will be in separate groups.
• C) ensure that the experimental results are not merely correlational.
• D) reduce the likelihood that the experiment's results will be due to any preexisting differences between the experimental and control groups.

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