Pythagorean expected win percentage and wins from points or runs for and against...

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{ "example": { "asOf": "2026-10-11T14:34:07.373Z", "degraded": false, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "expectedLosses": 71.152, "expectedWinPct": 0.560788, "expectedWins": 90.848, "exponent": 1.83, "games": 162, "notChecked": [ "injuries, schedule strength, luck in close games and late-season changes", "that the exponent suits the league and era: it is a fitted constant, not a law", "…1 more" ], "reasons": [ "Expected win % = RS^x / (RS^x + RA^x), the Pythagorean expectation of Bill James with a fitted exponent.", "Teams far from their Pythagorean record tend to drift back toward it, which is why it is used as a luck check." ], "runDifferential": 100, "runsPerGameScored": 4.9383, "source": "computed locally", "sport": "baseball", "summary": "800 for, 700 against (baseball, exponent 1.83): expected win % 56.1, about 90.8 wins and 71.2 losses in 162 games.", "verdict": "COMPUTED" }, "type": "json" }