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Histogram. Pareto chart. Scatter diagram. Flow chart. Run chart. The seven basic tools of quality are a fixed set of visual exercises identified as being most helpful in troubleshooting issues related to quality. [1] They are called basic because they are suitable for people with little formal training in statistics and because they can be used ...
Analytical quality control. Analytical quality control ( AQC) refers to all those processes and procedures designed to ensure that the results of laboratory analysis are consistent, comparable, accurate and within specified limits of precision. [1] Constituents submitted to the analytical laboratory must be accurately described to avoid faulty ...
Quality, cost, delivery ( QCD ), sometimes expanded to quality, cost, delivery, morale, safety ( QCDMS ), [1] is a management approach originally developed by the British automotive industry. [2] QCD assess different components of the production process and provides feedback in the form of facts and figures that help managers make logical ...
Quality management. Quality management ensures that an organization, product or service consistently functions well. It has four main components: quality planning, quality assurance, quality control and quality improvement. [1] Quality management is focused not only on product and service quality, but also on the means to achieve it. Quality ...
Software quality. In the context of software engineering, software quality refers to two related but distinct notions: [citation needed] Software's functional quality reflects how well it complies with or conforms to a given design, based on functional requirements or specifications. [1] That attribute can also be described as the fitness for ...
A quality management system ( QMS) is a collection of business processes focused on consistently meeting customer requirements and enhancing their satisfaction. It is aligned with an organization's purpose and strategic direction ( ISO 9001:2015 ). [1] It is expressed as the organizational goals and aspirations, policies, processes, documented ...
Quality function deployment. Quality function deployment ( QFD) is a method developed in Japan beginning in 1966 to help transform the voice of the customer into engineering characteristics for a product. [1] [2] Yoji Akao, the original developer, described QFD as a "method to transform qualitative user demands into quantitative parameters, to ...
Quality audit is the process of systematic examination of a quality system carried out by an internal or external quality auditor or an audit team. It is an important part of an organization's quality management system and is a key element in the ISO quality system standard, ISO 9001 .