1. A quality improvement tool that identifies potential causes of quality problems by classifying them into categories such as material, workers, machines, and environment is a
A. Cause and effect diagram
B. Scatter diagram
C. Process flow diagram
D. Star chart
2. When companies begin to focus on quality management (e.g. TQM, six sigma) which cost of quality is most likely to inccrease?
A. Internal failure
B. Prevention
C. Appraisal
D. External failure
3. Which quality improvement tool is premised on the principle that most quality problems are the result of just a few causes
A. Histogram
B. Scatter diagram
C. Pareto chart
D. Cause of effect diagram