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In which situation would a control group be least useful for interpreting an experiment?

Answer and explanation

Correct answer: When the control group accidentally receives the treatment

If the control group receives the treatment the comparison baseline becomes contaminated. Check the integrity of the control group.

Related tags

Control Group ContaminationExperimentComparisonNature And Meaning Of ScienceExploration: Entering The World Of Secondary ScienceExploration Entering The World Of Secondary ScienceScienceClass 9 Mcq

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