Which classic management study tool developed by Kaoru Ishikawa uses a cause-and-effect diagram to identify root causes of quality defects?

Explanation

• Fishbone Diagram (Ishikawa Diagram) visually maps potential root causes of a specific defect or problem organized into logical branches.
• Primary categories typically include People, Processes, Equipment, Materials, Measurement, and Environment.
• It is one of the 7 basic Quality Management tools.