1. A production manager at a pottery factory has noticed that about 70 percent of defects result from impurities in raw materials, 15 percent result from human error, 10 percent from machine malfunctions, and 5 percent from a variety of other causes. The process improvement technique that sorts the vital few from the trivial many is:
A) Taguchi analysis.
B) Pareto analysis.
C) benchmarking.
D) Deming analysis.
E) Yamaguchi analysis.
2. GE's recall of 3.1 million dishwashers cost the company more in repairs than the value of the actual dishwashers. This is an example of which quality principle?
A) PDCA
B) internal failure costs
C) appraisal costs
D) cost of poor quality is underestimated
E) prevention costs