Showing Cause and Effect
With the Cause And Effect template, you can diagram the variables that lead to a particular outcome. Cause and effect diagrams are also called fishbone diagrams, after their skeletal appearance, or Ishikawa diagrams, after their inventor, Dr. Kaoru Ishikawa, a quality control statistician. They represent a different paradigm from a flowchart, in which one step leads to another. A fishbone diagram shows input from numerous sources, as Figure 9-12 shows, which makes it a great tool for the following:
To study a problem or issue and determine its root cause.
To show that success will require efforts from several departments.
To identify areas for data collection.
To show why a process isn’t running smoothly or producing the desired ...