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 Marriner →•View All Referees for Barnsley →

🧑‍⚖️ Referee Analysis⚠️ BIAS DETECTED

A MarrinervsBarnsley

Analysis based on 8 matches since 2000

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

Wins

Draws

Losses

When A Marriner officiates Barnsley matches, the statistics reveal a severe negative pattern. Based on 8 matches spanning multiple seasons, our comprehensive analysis shows Barnsley achieves a 25% win rate under A Marriner, compared to the 45% baseline expected for teams at this level. This negative 20.0 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.

🚨STRONG BIAS DETECTED

🚨 STRONG BIAS DETECTED

This referee has a significantly negative history with this team. Win rate is severely below average.

Bias Score

-20.0%

Matches Analyzed

⚠️

Notable Negative Pattern

With a bias score of -20.0%, this ranks among the more significant negative patterns in our database. Over 8 matches, Barnsley has won 20 percentage points fewer games than expected. For bettors and fantasy managers, this historical trend suggests extra caution when A Marriner is appointed.

The Bias Meter™

Bias Level-20.0%

Bias AgainstNeutralFavorable

Match History

8 matches under this referee

Date	Opponent	Score	Result	Cards	Division
29 Jan 2022	Bournemouth(H)	0 - 1	LOSS	—	Championship
22 Nov 2014	Chesterfield(A)	1 - 2	LOSS	🟨 1	League One
1 Feb 2014	Sheffield Weds(A)	0 - 1	LOSS	🟨 1🟥 2	Championship
21 Apr 2007	Crystal Palace(H)	2 - 0	WIN	🟨 2	Championship
30 Dec 2006	Sheffield Weds(H)	0 - 3	LOSS	🟨 1	Championship
10 Dec 2005	Scunthorpe(H)	5 - 2	WIN	🟨 2	League One
12 Nov 2005	Bradford(A)	0 - 0	DRAW	🟨 4🟥 1	League One
22 Nov 2003	Bristol City(A)	1 - 2	LOSS	🟨 2	League One

Frequently Asked Questions

Detailed Statistics

Win Rate (Under Ref)25.0%

Baseline Win Rate45%

Bias Score-20.0%

Cards for Barnsley

🟨 Yellows / Game1.63

🟥 Reds / Game0.38

Cards for Opponents

🟨 Opp Yellows / Game1.75

🟥 Opp Reds / Game0.38

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Betting Outlook

TIPSTER INSIGHT

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RED CARD RISK

Red card frequency: 0.38 per game

Higher than average dismissal rate in this matchup.

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

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