Data Analyst
easydata-analyst-data-cleaning-workflow
What is your workflow for cleaning messy datasets before analysis?
Answer
A solid workflow is:
- Validate schema and types
- Handle missing values and duplicates
- Standardize units/time zones/currencies
- Check ranges and outliers
- Document assumptions
Always keep raw data immutable and perform cleaning via reproducible transforms (SQL models, notebooks, dbt).
Related Topics
Data CleaningBest PracticesAnalytics