Defects per million opportunities (DPMO),

Definition of Defects per million opportunities (DPMO):

1. A measure of the number of errors occurring in a business or manufacturing process. A process can have multiple opportunities for error per occurrence. The number of defects per million opportunities is used to establish a baseline level of performance, and to measure gains in performance as process improvement projects are ■■■■■■■■. The Six Sigma methodology aims for a maximum of 3.4 defects per million opportunities.