Activity network diagram

Affinity diagram

Benchmarking

Cause-and-effect diagrams
AKA Fishbone Charts

Checklist

Control chart

Control quality

Cost of conformance
AKA cost of quality

Cost of nonconformance to quality
AKA cost of POOR quality

Cost-benefit analysis

Design of experiments

External QA

Flowchart

Internal QA

ISO

Matrix diagram

Pareto diagram

Quality

Quality assurance

Quality management plan

Quality metrics

Quality planning

Rule of Seven

Run chart

Scatter diagram

Seven basic quality tools

Statistical sampling

System or process flowcharts

Tree diagram

Trend analysis

Work performance information