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Explain the function of a Deming (Shewhart) cycle.

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The function of the Deming (Shewhart) cycle, also known as the PDCA cycle, is to provide a structured approach for continuous improvement in processes and systems. PDCA stands for Plan-Do-Check-Act. The cycle is an iterative, four-step management method used for the control and continuous improvement of processes and products. In the &#x27;Plan&#x27; phase, you identify a problem or opportunity for improvement and develop a plan to address it. This involves defining the objectives, setting measurable goals, and outlining the steps needed to achieve those goals. For example, if a manufacturing process has a high defect rate, the &#x27;Plan&#x27; phase would involve analyzing the causes of the defects and developing a plan to reduce them. In the &#x27;Do&#x27; phase, you implement the plan on a small scale, such as a pilot project or a controlled experiment. This allows you to test the plan and collect data on its effectiveness without disrupting the entire process. In the &#x27;Check&#x27; phase, you analyze the data collected during the &#x27;Do&#x27; phase to determine whether the plan achieved its objectives. This involves comparing the results to the original goals and identifying any unexpected outcomes or problems. In the &#x27;Act&#x27; phase, you take action based on the results of the &#x27;Check&#x27; phase. If the plan was successful, you implement it on a larger scale and standardize the improved process. If the plan was not successful, you revise the plan based on the lessons learned and repeat the PDCA cycle. For example, if the initial plan to reduce defects did not work, you would analyze why it failed and develop a revised plan based on those insights. The Deming cycle is a continuous process, meaning that it is repeated indefinitely to drive ongoing improvement. The Deming cycle helps businesses consistently improve.

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Explain the function of a Deming (Shewhart) cycle.

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