The misusage of statistical methods in Six Sigma projects

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Journal of Korean Society for Quality Management > Volume 31(3); 2003 > Article

Journal of Korean Society for Quality Management 2003;31(3): 172-.

6시그마 프로젝트에서의 통계기법의 오용

안병진

건국대학교 응용통계학과

The misusage of statistical methods in Six Sigma projects

ABSTRACT

Many companies in Korea are paying close attention to Six Sigma to get better business results. And there are numerous success stories on the use of statistical methods in solving problems, improving processes and cutting costs. However, there are many cases in which statistical methods are misused or inappropriately applied. In this paper, the pitfalls to avoid in using statistical methods are discussed. Also the role of statistics in Six Sigma is examined.

Key Words: Six Sigma;Statistical thinking;Statistical methods;