ISO (International Organization for Standardization) 9000 series standards were first published in 1987, revised in 1994, and re-revised in 2000 by the ISO. The 2000 revision, denoted by ISO 9000:2000, has attracted broad expectations in industry. As of the year 2001, more than 300,000 organizations world-wide have been certified to the ISO 9000 series standards. [...]
Six Sigma (s ) is a letter in the Greek alphabet that has become the statistical symbol and metric of process variation. The sigma scale of measure is perfectly correlated to such characteristics as defects-per-unit, parts-per-million defectives, and the probability of a failure. Six is the number of sigma measured in a process, when the [...]
Six Sigma has become very popular throughout the whole world. There are several reasons for this popularity. First, it is regarded as a fresh quality management strategy which can replace TQC, TQM and others. Many companies, which were not quite successful in implementing previous management strategies such as TQC and TQM, are eager to introduce [...]
The 7 QC Tools The Seven Quality Control tools (7QC tools) are graphical and statistical tools which are most often used in QC for continuous improvement. Since they are so widely utilized by almost every level of the company, they have been nicknamed the Magnificent Seven. They are applicable to improvements in all dimensions of [...]
While Six Sigma is definitely succeeding in creating some impressive results and culture changes in some influential organizations, it is certainly not yet a widespread success. Total Quality Management (TQM) seems less visible in many businesses than it was in the early 1990s. However, many companies are still engaged in improvement efforts based on the [...]
(1) What is lean manufacturing? Currently there are two premier approaches to improving manufacturing operations. One is lean manufacturing (hereinafter referred to as “lean”) and the other is Six Sigma. Lean evaluates the entire operation of a factory and restructures the manufacturing method to reduce wasteful activities like waiting, transportation, material hand-offs,inventory, and over-production. It [...]
When a company intends to introduce Six Sigma for its new management strategy, we would like to recommend the following seven-step procedures: 1. Top-level management commitment for Six Sigma is first and foremost. The CEO of the corporation or business unit should genuinely accept Six Sigma as the management strategy. Then organize a Six Sigma [...]
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