1. Quality at the source' refers to:
1. enhancing quality by weeding out defective items at the finished goods stage
2. catching defects at their source, by the worker who does the work
3. incorporating quality at the design stage
4. enhancing quality through inspection of raw materials
2. In Quality Control, we differentiate variation into those due to ___ and ___ causes
1. human and material
2. mechanical and electrical
3. operational and managerial
4. assignable and common