Deming's 95/5 Rule

Overview
Deming's 95/5 rule states that 95% of defects in a process are caused by the system, while only 5% are due to human error. The article breaks down the implications for engineering managers and provides steps to shift focus from blaming individuals to improving processes.

Key Takeaways

• Most quality problems are systemic, not personal.
• Leaders should invest in process redesign rather than blaming staff.
• Data-driven root cause analysis is essential for lasting improvement.
• Building a culture of continuous improvement reduces defects over time.

Who Would Benefit

• Engineering managers and directors.
• Technical leads and team leads.
• Quality assurance and reliability engineers.
• Product owners and stakeholders interested in process excellence.

Frameworks and Methodologies

• Deming's System of Profound Knowledge.
• Lean manufacturing principles.
• Six Sigma DMAIC approach.