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John Butler leads the pool on under frequency
This page documents a NBA officiating research finding. 66. The analysis uses 2,026 games (Strong confidence). Expect descriptive historical stats with methodology links, not predictions or betting advice.
Interpretation: Personal over rate tracks how often this official's games clear the fixed 222-points benchmark. Descriptive frequency, not sportsbook pricing.
66.8% of John Butler's 373 games finish under 222 combined points, 16.8 pts from a neutral 50% baseline.
- Over benchmark
- 66.8%
- 373 games
- Delta vs baseline
- +0.4 points
- vs 222 league avg
Methodology
- Findings ranked by effect size × √sample size with category deduplication.
- Sample gates: 30+ ref games, 8+ team splits, 30+ ATS decisions where applicable.
- Estimated closing lines disclosed where applicable, not betting advice.
- Full methodology →