{"query": "A p-value against a threshold", "count": 20, "results": [{"id": "card_works_statistics", "title": "A p-value against a threshold", "shelf": "the-works", "surface": "secular", "snippet": "With significance set at 0.05, an observed p of 0.03 clears the bar — the result is statistically significant. The engine checks the decision is consistent with the numbers.  Worked & sealed by the en", "authority_tier": "verified", "source": "The Works — worked & sealed", "readable": false, "generated": false}, {"id": "card_theory_signal_detection", "title": "Signal detection theory (sensitivity, criterion, ROC)", "shelf": "theories", "surface": "secular", "snippet": "Signal detection theory (sensitivity, criterion, ROC) — an engine domain that can touch it: statistics. Calibration: seals — sensitivity, specificity, predictive values and ROC areas compute exactly. 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Calibration: seals — nutrient ratios and deficiency thresholds compute. Growth is limited ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_neuroscience", "title": "Neurons & the action potential (how a nerve carries a signal)", "shelf": "theories", "surface": "secular", "snippet": "Neurons & the action potential (how a nerve carries a signal) — an engine domain that can touch it: medicine. Calibration: seals — conduction velocities, membrane potentials and Nernst equilibria comp", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_vaccination_immunity", "title": "Vaccination & immune memory (Jenner to eradication)", "shelf": "theories", "surface": "secular", "snippet": "Vaccination & immune memory (Jenner to eradication) — an engine domain that can touch it: medicine. Calibration: map-only — herd-immunity thresholds compute; efficacy is empirical. 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