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Ishikawa .pptx

  1. A type of Root cause analysis Created by Kaoru Ishikawa - a Japanese engineering professor in the 1960s. Sometimes referred to as fishbone diagrams, cause-and- effect diagrams, or Fishikawa
  2. Ishikawa diagram, which depicts the causes of an event, is frequently used in manufacturing and product development to define the various steps in a process, highlight potential trouble spots for quality control, and identify the resources needed at particular points.
  3. The diagram is shaped like a fish skeleton, with the "ribs" representing the possible contributing causes of events and the "head" indicating the problem or the outcome of those events. HEAD RIBS
  4. The ribs are categorized into six main factors: the “4Ms, a P and an E” or measurement, machines, methods, materials, people, and environment. However, you may pick any factors you want to be the main factors. And as we can see in the example each of these main factors is then divided into detailed causes for the specific effect.

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