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Service quality (SQ), in its contemporary conceptualisation, is a comparison of perceived expectations (E) of a service with perceived performance (P), giving rise to the equation SQ = P − E. [1] This conceptualistion of service quality has its origins in the expectancy-disconfirmation paradigm.
This approach conceptualizes service quality as a gap between consumer's expectations of a forthcoming service encounter and their actual perceptions of that encounter. [102] Accordingly, service quality can be represented by the equation: [103] SQ = P − E. where SQ is service quality P is the individual's perceptions of given service delivery
When perceptions exceed expectations then service quality is high. The model of service quality identifies five gaps that may cause customers to experience poor service quality. In this model, gap 5 is the service quality gap and is the only gap that can be directly measured. In other words, the SERVQUAL instrument was specifically designed to ...
Quality engineering is the discipline of engineering concerned with the principles and practice of product and service quality assurance and control. [1] In software development, it is the management, development, operation and maintenance of IT systems and enterprise architectures with high quality standard.
Quality Control is the ongoing effort to maintain the integrity of a process to maintain the reliability of achieving an outcome. Quality Assurance is the planned or systematic actions necessary to provide enough confidence that a product or service will satisfy the given requirements.
In a general manner, quality in business consists of "producing a good or service that conforms [to the specification of the client] the first time, in the right quantity, and at the right time". [3] The product or service should not be lower or higher than the specification (under or overquality).
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Perceived Quality: the quality attributed to a good or service based on indirect measures. Some of the dimensions are mutually reinforcing, although others are not: improvement in one may be secured at the expense of others. Understanding the trade-offs desired by customers among these dimensions can help build a competitive advantage.