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Lean Six Sigma and Statistical Tools for Engineers and Engineering Managers by Xuru Ding, Wei Zhan

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CHAPTER 1

Introduction

Since the mid-1980s, there has been increasing interest in the application of the Six Sigma methodology in many industries [16]. Six Sigma is a well-accepted tool for process improvement and quality control. It is a structured, disciplined, data-driven methodology and process for improving business performance, with an emphasis on voice of the customer (VOC) and using statistical analysis tools. In the early 2000s, Six Sigma was combined with the Lean principle to become Lean Six Sigma to achieve business and operational excellence [7, 8]. In this chapter, the history, rationale, and benefits of Lean Six Sigma will be discussed.

1.1 History of Lean Six Sigma

The use of statistics in manufacturing started in the 1920s at ...

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