Thesis (M.Sc.) - German University - Faculty of Postgraduate Studies and Scientific Research - Department of Science in Design and Production Engineering

Total quality or continuous improvement is a consensus them used by many industries for improving product quality and service . In the last decade a newer quality techniques have become well estabished in many companies such as six sigma, lean manufacturing and total quality management . The significant departure of the "six sigma" philosophy from existing quality philosophies is that it promotes a stronger emphasis on monitoring production yield and manufacturing costs associated with any quality improvement effort