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Neyman–Pearson hypothesis testing

Contribution grade

Statistical inference · Scoped scientific or research-capability contribution

Reference score230,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Neyman and Pearson organized statistical tests around error rates and power, deriving most-powerful tests for specified hypothesis comparisons.

Scientific scope

Neyman and Pearson organized statistical tests around error rates and power, deriving most-powerful tests for specified hypothesis comparisons. Scope limitation: The optimality result requires its stated hypotheses and constraints. A significance test does not give the probability that a scientific theory is true, and statistical support does not replace replication.

Evidence

Assessment uses the catalogue-linked source evidence for the stated contribution. The optimality result requires its stated hypotheses and constraints. A significance test does not give the probability that a scientific theory is true, and statistical support does not replace replication.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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