August 6, 2026 · Where the numbers play.
Methods & Data

Calibration Curves: Are Our Probabilities Honest?

Calibration Curves: Are Our Probabilities Honest?

A model that says 70% should be right about 70% of the time — no more, no less. We publish our calibration curves quarterly across every sport we model.

This quarter’s report card: NBA sides well-calibrated, NFL totals slightly overconfident in the tails, soccer draws improved after the Dixon-Coles fix.

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