A great article was posted
here on data quality PRO about 8 Simple techniques to improve data
quality root-cause analysis. Definitely worth a read, it lists the following techniques:
- Focus on problems that impact customer satisfaction
- Eliminate the short-term practice of data cleansing
- Ensure information chains are accurate and detailed
- Include external data sources in your root-cause investigation
- Use the 5 Why's to discover multiple causes
- Develop a root-cause analysis process that is commonly adopted across the business
- Learn how to perform Pareto analysis effectively
- Learn how to construct a fishbone or ishikawa diagram
- Validate your root-cause assumptions with further data analysis and investigation
- Monitor any improvement or preventative measures implemented
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