Cause-Effect Diagram Essay

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EBT 109 | ASSIGNMENT | ENGINEERING QUALITY CONTROL | (CAUSE – EFFECT DIAGRAM) | | PREPARED BY:NADIATUL HUSNA BT. AZEMI101170769POLYMER ENGINEERING | | Cause and Effect Analysis Cause and Effect Analysis was devised by Professor Kaoru Ishikawa, a pioneer of quality management, in the 1960s. The technique was then published in his 1990 book, "Introduction to Quality Control." The diagrams that you create with Cause and Effect Analysis are known as Ishikawa Diagrams or Fishbone Diagrams (because a completed diagram can look like the skeleton of a fish). Cause and Effect Analysis was originally developed as a quality control tool, but you can use the technique just as well in other ways. For instance, you can use it to: * Discover the root cause of a problem. * Uncover bottlenecks in your processes. * Identify where and why a process isn't working. Step 1: Identify the Problem First, write down the exact problem you face. Where appropriate, identify who is involved, what the problem is, and when and where it occurs. Then, write the problem in a box on the left-hand side of a large sheet of paper, and draw a line across the paper horizontally from the box. This arrangement, looking like the head and spine of a fish, gives you space to develop ideas. Example: In this simple example, a manager is having problems with an uncooperative branch office. Figure 1 – Cause and Effect Analysis Example Step 1 Step 2: Work Out the Major Factors Involved Next, identify the factors that may be part of the problem. These may be systems, equipment, materials, external forces, people involved with the problem, and so on. Try to draw out as many of these as possible. As a starting point, you can use models such as the McKinsey 7S Framework (which offers you Strategy, Structure, Systems, Shared values, Skills, Style and Staff as factors that you
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