Fehlerquoten-Rechner — Formel
## How to Calculate Defect Rate
### Formula
**Defect Rate = (Defective Units / Total Units Produced) x 100**
**DPMO = (Defective Units / Total Units) x 1,000,000**
Defect rate directly measures quality. Lower is better. Manufacturing excellence programs like Six Sigma aim for 3.4 DPMO (defects per million opportunities), which equates to a defect rate of 0.00034%. Even in less rigorous environments, tracking defect rates identifies process problems and drives continuous improvement.
### Formula
**Defect Rate = (Defective Units / Total Units Produced) x 100**
**DPMO = (Defective Units / Total Units) x 1,000,000**
Defect rate directly measures quality. Lower is better. Manufacturing excellence programs like Six Sigma aim for 3.4 DPMO (defects per million opportunities), which equates to a defect rate of 0.00034%. Even in less rigorous environments, tracking defect rates identifies process problems and drives continuous improvement.
Lösungsbeispiel
A production run of 5,000 units yields 25 defective pieces.
- Defect Rate = (25 / 5,000) x 100 = 0.5%
- Yield Rate = (4,975 / 5,000) x 100 = 99.5%
- DPMO = (25 / 5,000) x 1,000,000 = 5,000