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Quality Assurance
Quality assurance

Quality assurance (QA) is the process of determining whether products or services meet or exceed customer expectations. QA incorporates design, development, production and service. The most popular tool used to determine quality assurance is the Shewhart Cycle, developed by Dr W. Edwards Deming (1994), consisting of four steps: Plan, Do, Check, and Act (PDCA). The four QA steps within the PDCA model stand for:

  • Plan: establish the objectives and processes required to deliver the desired results
  • Do: implement the process
  • Check: monitor and evaluate the process by testing the results against the ...

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