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Sample Ishikawa diagram shows the causes contributing to problem. The defect, or the problem to be solved, [1] is shown as the fish's head, facing to the right, with the causes extending to the left as fishbones; the ribs branch off the backbone for major causes, with sub-branches for root-causes, to as many levels as required.
Histogram. Pareto chart. Scatter diagram. Flow chart. Run chart. The seven basic tools of quality are a fixed set of visual exercises identified as being most helpful in troubleshooting issues related to quality. [1] They are called basic because they are suitable for people with little formal training in statistics and because they can be used ...
For example, an "Is/Is Not" worksheet is a common tool employed at D2, and Ishikawa, or "fishbone," diagrams and "5-why analysis" are common tools employed at step D4. In the late 1990s, Ford developed a revised version of the 8D process that they call "Global 8D" (G8D), which is the current global standard for Ford and many other companies in ...
Kaoru Ishikawa (石川 馨, Ishikawa Kaoru, July 13, 1915 – April 16, 1989) was a Japanese organizational theorist and a professor in the engineering faculty at the University of Tokyo who was noted for his quality management innovations. He is considered a key figure in the development of quality initiatives in Japan, particularly the ...
In this example, the fifth "why" suggests a broken process or an alterable behavior, which is indicative of reaching the root-cause level. This nature of the answer to the fifth why in the example is an important aspect of the five why approach. The real root cause should point toward a process that is not working well or does not exist. [4]
Graphic organizer. A graphic organizer, also known as a knowledge map, concept map, story map, cognitive organizer, advance organizer, or concept diagram, is a pedagogical tool that uses visual symbols to express knowledge and concepts through relationships between them. [1] The main purpose of a graphic organizer is to provide a visual aid to ...
The Japanese word kaizen means 'improvement' or 'change for better' (from 改 kai - change, revision; and 善 zen - virtue, goodness) without the inherent meaning of either 'continuous' or 'philosophy' in Japanese dictionaries or in everyday use. The word refers to any improvement, one-time or continuous, large or small, in the same sense as ...
A quality circle or quality control circle is a group of workers who do the same or similar work, who meet regularly to identify, analyze and solve work-related problems. It consists of minimum three and maximum twelve members in number. [1] Normally small in size, the group is usually led by a supervisor or manager and presents its solutions ...