MMM Data Quality & Preparation
Minimum Data Requirements
| Requirement | Threshold | Rationale |
|---|---|---|
| Minimum observations | 52 weeks | One full year captures seasonality |
| Recommended observations | 104+ weeks | Enables meaningful cross-validation (4+ folds) |
| Minimum channels | 1 | But 3+ recommended for meaningful attribution |
| Data frequency | Weekly preferred | Daily is noisy, monthly loses signal |
Data Validation Checklist
1. Comp
[Description truncada. Veja o README completo no GitHub.]