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Rather than trying to draw strong conclusions based on the findings of one single study, scientists evaluate theories by looking at the overall trends across a body of research. By assessing a large number of partially flawed studies, researchers can reach more meaningful conclusions than they could by waiting for a single perfect experiment.

Evaluating a Body of Research

Converging evidence is the principle of examining the pattern of flaws across the research literature to determine if that pattern supports or undermines a specific conclusion. By systematically analyzing how different studies with different designs point to the same result, researchers can confidently evaluate theories despite the imperfections of individual studies.

Converging Evidence

When evaluating scientific theories, why do researchers typically prefer to examine trends across a broad body of research rather than relying on the findings of a single study?

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