What is the Bias Score and how is it calculated?

The Bias Score compares a team's win rate under a specific referee to their baseline win rate (45%). A negative score suggests the team performs worse than average under that referee.

What sample size is considered reliable?

We recommend at least 5 games for initial patterns and 10+ games for high confidence.

← Back to Home•View All Teams for A Hall →•View All Referees for Nott'm Forest →

🧑‍⚖️ Referee Analysis⚠️ BIAS DETECTED

A HallvsNott'm Forest

Analysis based on 7 matches since 2000

* Note: Detailed card statistics for matches before 2005 may be incomplete.

Wins

Draws

Losses

When A Hall officiates Nott'm Forest matches, the statistics reveal a notable negative pattern. Based on 7 matches spanning multiple seasons, our comprehensive analysis shows Nott'm Forest achieves a 28.6% win rate under A Hall, compared to the 45% baseline expected for teams at this level. This negative 16.4 percentage point difference suggests a meaningful pattern worth examining. The data includes detailed card statistics, match outcomes, and historical trends to provide football fans, bettors, and analysts with evidence-based insights into this referee-team dynamic.

⚠️POTENTIAL BIAS

⚠️ POTENTIAL BIAS DETECTED

This team performs notably worse under this referee compared to their overall average.

Bias Score

-16.4%

Matches Analyzed

⚠️

Notable Negative Pattern

With a bias score of -16.4%, this ranks among the more significant negative patterns in our database. Over 7 matches, Nott'm Forest has won 16 percentage points fewer games than expected. For bettors and fantasy managers, this historical trend suggests extra caution when A Hall is appointed.

The Bias Meter™

Bias Level-16.4%

Bias AgainstNeutralFavorable

Match History

7 matches under this referee

Date	Opponent	Score	Result	Cards	Division
23 Mar 2010	Crystal Palace(H)	2 - 0	WIN	🟨 2	Championship
1 Sept 2007	Bristol Rvs(A)	2 - 2	DRAW	🟨 5🟥 1	League One
24 Sept 2005	Swansea(A)	1 - 1	DRAW	🟨 2	League One
9 Apr 2005	Plymouth(H)	0 - 3	LOSS	🟨 1	Championship
13 Dec 2003	Crystal Palace(A)	0 - 1	LOSS	🟨 3🟥 1	Championship
1 Mar 2003	Watford(A)	1 - 1	DRAW	🟨 1	Championship
5 Oct 2002	Millwall(A)	2 - 1	WIN	🟨 2	Championship

Frequently Asked Questions

Detailed Statistics

Win Rate (Under Ref)28.6%

Baseline Win Rate45%

Bias Score-16.4%

Cards for Nott'm Forest

🟨 Yellows / Game2.29

🟥 Reds / Game0.29

Cards for Opponents

🟨 Opp Yellows / Game2.43

🟥 Opp Reds / Game0.29

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Betting Outlook

TIPSTER INSIGHT

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RED CARD RISK

Red card frequency: 0.29 per game

Higher than average dismissal rate in this matchup.

⚠️ This is statistical analysis, not betting advice. Gamble responsibly.

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