data-analysis-workflow
Data Analysis Workflow
Overview
把資料分析任務拆成可重複執行的 12 個步驟,從初始化到最終報告,確保分析完整、可追蹤、可交付。
Use This Skill
Use when:
- 需要從原始資料一路做完 EDA、建模、評估與洞察。
- 需要把分析任務標準化成固定步驟與輸出物。
- 需要先做分析流程規劃,再開始實作。
Do not use when:
- 只要回答單一指標或一次性查詢,沒有完整分析流程需求。
- 任務僅限資料擷取或單純視覺化,不包含方法論流程。
Execution Order (Step 0-12)
- Step 0: Initialization
- Step 1: Schema Inspection
- Step 2: Data Quality Audit
- Step 3: Data Cleaning
- Step 4: EDA
- Step 5: Relationship Analysis
- Step 6: Task Identification
- Step 7: Feature Engineering
- Step 8: Modeling
- Step 9: Evaluation
- Step 10: Insight Extraction
- Step 11: Visualization
- Step 12: Report Generation
Note: 詳細規則、判斷條件、範例與輸出格式請讀 references/data-analysis-flow.md。
Expected Deliverables
schema_reporteda_reportmodel_performanceanalysis_report
建議同時保留中間產物:
clean_datasetrelationship_reportinsight_summaryvisualization_set
Reference Usage Rule
- 需要完整 12 步規則與門檻時:讀
references/data-analysis-flow.md。 - 只需要快速執行主幹流程時:優先使用該檔案中的「簡化版流程」。
- 需要完整專案交付(含建模與報告)時:使用該檔案中的「更進階的版本」。
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