What Is Six Sigma
Six Sigma is a set of statistical tools adopted within quality management to construct a framework for process improvement ( Goh and Xie, 2004! McAdam and Evans, 2004). Six sigma is recognized as a problem-solving method that uses quality and statistical tools for basic process improvements but not necessarily! a comprehensive management system.
The second stream defines six sigma as an operational philosophy of management that can be shared beneficially by Customers, Shareholders, Employees and Suppliers.
Six sigma is also defined as a multifaceted, customer-oriented, structured, systematic, proven active and quantitative philosophical approach for business improvement to increase quality speed up deliveries and reduce costs
Six Sigma Adoption
Six sigma was developed and undergone significant changes! it initially applied in the manufacturing sector but has now spanned over Service and Financial sectors grouping these changes into three generations.
The first generation of six sigma (1987 - 1994) was focused on the reduction of defects and enhancing the turnover of Motorola drastically.
