Literature Search Consisting of the Areas of Six Sigma's Usage

Abstract

In today's world when rivalry is gathering speed; profit maximization and consumer satisfaction have become the main targets of the enterprises. One of the most important methods affecting these targets of the enterprises is six sigma approach. This approach accepts the consumer as the focal point. Six Sigma approach is such a model that is adapted by various companies throughout the world due to its consumer-oriented approach and this model aims the continuation of company success. Six sigma aims to reach a perfect level by actualizing 3,4 error rate in one million productions. Six Sigma is a strategy using statistical methods to provide, measure, analyze, renovate and control optimal efficiency in business processes. Most important function of Six Sigma is to minimize the variables in the production process. This name of "Six Sigma" is given by Mikel Harry that the variability term is measured by standard deviation in statistics and standard deviation is symbolized by the "small sigma" sigma symbol and six sigma approach requires to make the assessment by statistical techniques on behalf of managing and restructuring the business processes. Six Sigma is an optimization technique and its largest difference is to be a flexible system aiming to optimize both the performance and the managerial skill. The primary objection of Six Sigma is to minimize the errors and to actualize a quality level in the groove and its philosophy consists of the aims of reducing costs, increasing customer satisfaction, actualizing the optimization of business processes and increasing the efficiency of the employees. Six Sigma approach, with the most areas of application is observed in production sector is combined of the junction of the best and most successful sides of the previous methods. (C) 2015 The Authors. Published by Elsevier Ltd.