In the Context of Experimental Research, the Logic of Random

question 98

Multiple Choice

In the context of experimental research, the logic of random assignment is

• A)if participants in an experiment are assigned to each group by stratification, the actual differences between the groups will sustain over the long run.
• B)if participants in an experiment are assigned to each group only by chance, the actual similarities between the groups will sustain over the long run.
• C)if participants in an experiment are assigned to each group by stratification, the potential differences between the groups on other characteristics will cancel out over the long run.
• D)if participants in an experiment are assigned to each group only by chance, the potential differences between the groups on other characteristics will cancel out over the long run.

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Definitions:

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