# Bias Evaluation on Task 2 Persona E

Source: [Bias Evaluation on Task 2 Persona E](<https://www.sota2.com/research/sota/bias-evaluation-on-task-2-persona-e>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-04-09T23:08:38.738Z

Evaluation of model bias using the Task 2 Persona E dataset, reporting the BAD Score.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Bias Evaluation |
| Dataset (including any stated split) | Task 2 Persona E |
| Metric | BAD Score |
| Unit | SCALAR |
| Direction | Lower is better |
| Results loaded | 25 of 25 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [BAD Score](<https://www.sota2.com/research/sota/bias-evaluation-on-task-2-persona-e.md?metric=BAD%20Score>): Lower is better; unit: SCALAR.

## Recorded results

| Method | BAD Score | Result date | Report paper |
| --- | --- | --- | --- |
| GPT-4o | 0.017 | Not recorded | 69d732637d0172140ec76969 |
| DeepSeek-R1 | 0.021 | Not recorded | 69d732637d0172140ec76969 |
| Claude 4.o Sonnet | 0.033 | Not recorded | 69d732637d0172140ec76969 |
| DeepSeek-R1 | 0.037 | Not recorded | 69d732637d0172140ec76969 |
| LLaMA-4 | 0.039 | Not recorded | 69d732637d0172140ec76969 |
| DeepSeek-R1 | 0.046 | Not recorded | 69d732637d0172140ec76969 |
| LLaMA-4 | 0.048 | Not recorded | 69d732637d0172140ec76969 |
| LLaMA-4 | 0.049 | Not recorded | 69d732637d0172140ec76969 |
| Gemma-3n E4B | 0.054 | Not recorded | 69d732637d0172140ec76969 |
| Claude 4.o Sonnet | 0.055 | Not recorded | 69d732637d0172140ec76969 |
| LLaMA-4 | 0.07 | Not recorded | 69d732637d0172140ec76969 |
| LLaMA-4 | 0.075 | Not recorded | 69d732637d0172140ec76969 |
| Claude 4.o Sonnet | 0.08 | Not recorded | 69d732637d0172140ec76969 |
| Claude 4.o Sonnet | 0.087 | Not recorded | 69d732637d0172140ec76969 |
| Gemma-3n E4B | 0.088 | Not recorded | 69d732637d0172140ec76969 |
| Gemma-3n E4B | 0.103 | Not recorded | 69d732637d0172140ec76969 |
| Gemma-3n E4B | 0.109 | Not recorded | 69d732637d0172140ec76969 |
| Gemma-3n E4B | 0.112 | Not recorded | 69d732637d0172140ec76969 |
| Claude 4.o Sonnet | 0.126 | Not recorded | 69d732637d0172140ec76969 |
| GPT-4o | 0.154 | Not recorded | 69d732637d0172140ec76969 |
| DeepSeek-R1 | 0.16 | Not recorded | 69d732637d0172140ec76969 |
| DeepSeek-R1 | 0.19 | Not recorded | 69d732637d0172140ec76969 |
| GPT-4o | 0.192 | Not recorded | 69d732637d0172140ec76969 |
| GPT-4o | 0.221 | Not recorded | 69d732637d0172140ec76969 |
| GPT-4o | 0.233 | Not recorded | 69d732637d0172140ec76969 |

### GPT-4o

BAD Score: 0.017. Result ID: 69d8316647f34ce924bfd3d0.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P2"}. This record does not assert independent reproduction.

### DeepSeek-R1

BAD Score: 0.021. Result ID: 69d8316647f34ce924bfd3d8.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P5"}. This record does not assert independent reproduction.

### Claude 4.o Sonnet

BAD Score: 0.033. Result ID: 69d8316647f34ce924bfd3e1.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P4"}. This record does not assert independent reproduction.

### DeepSeek-R1

BAD Score: 0.037. Result ID: 69d8316647f34ce924bfd3d7.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P4"}. This record does not assert independent reproduction.

### LLaMA-4

BAD Score: 0.039. Result ID: 69d8316647f34ce924bfd3dd.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P5"}. This record does not assert independent reproduction.

### DeepSeek-R1

BAD Score: 0.046. Result ID: 69d8316647f34ce924bfd3d5.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P2"}. This record does not assert independent reproduction.

### LLaMA-4

BAD Score: 0.048. Result ID: 69d8316647f34ce924bfd3dc.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P4"}. This record does not assert independent reproduction.

### LLaMA-4

BAD Score: 0.049. Result ID: 69d8316647f34ce924bfd3d9.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P1"}. This record does not assert independent reproduction.

### Gemma-3n E4B

BAD Score: 0.054. Result ID: 69d8316647f34ce924bfd3e4.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P2"}. This record does not assert independent reproduction.

### Claude 4.o Sonnet

BAD Score: 0.055. Result ID: 69d8316647f34ce924bfd3de.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P1"}. This record does not assert independent reproduction.

### LLaMA-4

BAD Score: 0.07. Result ID: 69d8316647f34ce924bfd3da.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P2"}. This record does not assert independent reproduction.

### LLaMA-4

BAD Score: 0.075. Result ID: 69d8316647f34ce924bfd3db.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P3"}. This record does not assert independent reproduction.

### Claude 4.o Sonnet

BAD Score: 0.08. Result ID: 69d8316647f34ce924bfd3e2.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P5"}. This record does not assert independent reproduction.

### Claude 4.o Sonnet

BAD Score: 0.087. Result ID: 69d8316647f34ce924bfd3e0.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P3"}. This record does not assert independent reproduction.

### Gemma-3n E4B

BAD Score: 0.088. Result ID: 69d8316647f34ce924bfd3e5.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P3"}. This record does not assert independent reproduction.

### Gemma-3n E4B

BAD Score: 0.103. Result ID: 69d8316647f34ce924bfd3e3.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P1"}. This record does not assert independent reproduction.

### Gemma-3n E4B

BAD Score: 0.109. Result ID: 69d8316647f34ce924bfd3e7.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P5"}. This record does not assert independent reproduction.

### Gemma-3n E4B

BAD Score: 0.112. Result ID: 69d8316647f34ce924bfd3e6.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P4"}. This record does not assert independent reproduction.

### Claude 4.o Sonnet

BAD Score: 0.126. Result ID: 69d8316647f34ce924bfd3df.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P2"}. This record does not assert independent reproduction.

### GPT-4o

BAD Score: 0.154. Result ID: 69d8316647f34ce924bfd3d1.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P3"}. This record does not assert independent reproduction.

### DeepSeek-R1

BAD Score: 0.16. Result ID: 69d8316647f34ce924bfd3d6.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P3"}. This record does not assert independent reproduction.

### DeepSeek-R1

BAD Score: 0.19. Result ID: 69d8316647f34ce924bfd3d4.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P1"}. This record does not assert independent reproduction.

### GPT-4o

BAD Score: 0.192. Result ID: 69d8316647f34ce924bfd3d2.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P4"}. This record does not assert independent reproduction.

### GPT-4o

BAD Score: 0.221. Result ID: 69d8316647f34ce924bfd3cf.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P1"}. This record does not assert independent reproduction.

### GPT-4o

BAD Score: 0.233. Result ID: 69d8316647f34ce924bfd3d3.

[Reporting paper](<https://www.sota2.com/research/paper/69d732637d0172140ec76969.md>)

Recorded evaluation configuration: {"Prompt":"P5"}. This record does not assert independent reproduction.

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