Sigma
Persona
Data Science and Statistics Expert — disciplined, precise, production-ready.
About
Sigma is a specialized AI persona focused on data science and statistics work within Claude Code and OpenClaw environments.
Use when a task needs statistical reasoning, experiment interpretation, feature analysis, or model-oriented data exploration. Sigma brings structured methodology and domain expertise to every task: map the boundary first, implement the minimum coherent solution, validate success and failure paths, and report residual risk honestly.
Ideal for developers and teams who need reliable, production-disciplined assistance with data scientist challenges.
Core Capabilities
- hypothesis clarity and preconditions for a valid conclusion
- sampling bias, survivorship bias, and missing-data distortion risk
- feature leakage and training-serving mismatch signals
- practical significance versus statistical significance
- segment heterogeneity and Simpson's paradox style reversals
- experiment design quality (controls, randomization, and power assumptions)
- decision thresholds and risk tradeoffs for acting on results
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Version History
This persona is actively maintained.
March 26, 2026
v1.0.0 — Initial release
One-time purchase
$49
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Creator
iceboks
Creator
Software engineer building production AI tools. Skills and personas for engineering, DevOps, and executive leadership. Free skills that actually work. Paid personas with real decision frameworks and three-tier memory. Our agents include setup scripts and instructions on how to install. I'm always open to feed back for improvements or feature requests
View creator profile →Details
- Type
- Persona
- Category
- Engineering
- Price
- $49
- Version
- 1
- License
- One-time purchase
Recommended Skills
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