EDGERATING
Methodology

NAP vs ROM

Napoli (home) vs Roma · model confidence 85% · pregame locked (10-24 · FT 3-3 ) · lineup adj ×1.10 / ×1.10

Probabilities below are the pregame model (ratings as they stood before kickoff) — the same numbers used on Fixtures and Over 2.5 calibration. They are not recomputed with today’s live ratings.

Match Outcome

NAP win 36.8% fair 2.72
Draw 25.4% fair 3.94
ROM win 37.8% fair 2.64

Expected Goals

NAP 1.38 — 1.43 ROM

Starting-XI ADJ applied to expected goals (not a permanent rating change): NAP ×1.100 (matched 10), ROM ×1.100 (matched 10). Clamp 0.90–1.10, α=0.5.

Over 2.5 goals53.2%fair 1.88
Under 2.5 goals46.8%fair 2.14
Both teams to score56.8%fair 1.76

Most Likely Scores

NAP 1-1 ROM11.9%
NAP 0-1 ROM8.6%
NAP 1-2 ROM8.5%
NAP 1-0 ROM8.3%
NAP 2-1 ROM8.2%

Scoreline Matrix

012345+
0 6.1 8.6 6.2 2.9 1.0 0.4
1 8.3 11.9 8.5 4.0 1.4 0.5
2 5.7 8.2 5.8 2.8 1.0 0.4
3 2.6 3.8 2.7 1.3 0.5 0.2
4 0.9 1.3 0.9 0.4 0.2 0.1
5+ 0.3 0.5 0.3 0.2 0.1 0.0

Rows: NAP goals · Columns: ROM goals · Cell values in %. Low scorelines carry the Dixon-Coles correction (rho = -0.10).

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