PPM defectives can be a measure of the process capability. Although an equivalent sigma level can also be used.

PPM defectives can be a measure of the process capability. Although an equivalent sigma level can also be used. Correct Answer True

As a particular sigma level shows a particular amount of defectives, e.g. 2700 ppm is equivalent to a 3-sigma process; an equivalent sigma level can be used instead of using the ppm defectives as a measure of the process capability.

Related Questions

Following is an ecosystem of water-body, showing the concentration of DDT in each trophic levels. Water →  Algae → Fish → Pelican bird 1700 ppm → 500-600 ppm → 77 ppm → 0.2 ppm Which of the following feature is incorrect if the above is to represent biomagnification?