Effective measurement and analysis of service quality are an essential first step in its improvement. This paper discusses the development of neural network models for this purpose. A valid neural network model for service quality is initially developed. Customer data from a SERVQUAL survey at...

Six sigma is a way to measure the probability of manufacturing a product or creating a service with zero defects. Presents a case study to illustrate how the concept of zero defects, measured by six sigma, can be applied to customer satisfaction measurement and to examine the impact of customer...