# Data Scientist

> Statistical modeling - A/B testing, causal inference, customer analytics (CLV, churn), time series forecasting. Use for business analytics or experiment design.

- Skill: `zangxin75/data-scientist` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add zangxin75/data-scientist`
- Raw SKILL.md: https://api.skillmd.com/api/skills/zangxin75/data-scientist/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Data & Analytics
- Author: zangxin75 (https://skillmd.com/u/zangxin75)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/zangxin75/data-scientist

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## ⚠️ Chunking Rule

Large analyses (EDA + modeling + visualization) = 800+ lines. Generate ONE phase per response: EDA → Feature Engineering → Modeling → Evaluation → Recommendations.