Seven basic tools of quality: Difference between revisions

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{{Short description|Fixed set of visual exercises for troubleshooting issues related to quality}}

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The '''seven basic tools of quality''' is a designation given toare a fixed set of graphicalvisual techniquesexercises identified as being most helpful in [[troubleshooting]] issues related to [[quality (business)|quality]].{{sfn|Montgomery|2005|p=148}} They are called ''basic'' because they are suitable for people with little formal training in statistics and because they can be used to solve the vast majority of quality-related issues.{{sfn|Ishikawa|1985|p=198|ps=: "From my past experience as much as ninety percent of all problems within a company can be solved by means of these tools."}}

==Overview==

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The seven basic tools stand in contrast to more advanced statistical methods such as [[survey sampling]], [[acceptance sampling]], [[statistical hypothesis testing]], [[design of experiments]], [[multivariate analysis]], and various methods developed in the field of [[operations research]].{{sfn|Ishikawa|1985|pp=198–199|ps=: "I divide statistical methods into the following three categories according to their level of difficulty. 1. Elementary Statistical Method (the so-called Seven Tools) ... 2. Intermediate Statistical Method ... 3. Advanced Statistical Method (using computers concurrently)".}}

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==References==

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===Bibliography===

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* {{cite book |last1=Duffy |first1=Grace L. |last2=Furterer |first2=Sandra L. |title=The ASQ Certified Quality Improvement Associate Handbook |date=8 June 2020 |publisher=Quality Press |isbn=978-1-951058-13-5 |language=en |chapter=Chapter 9. Improvement Tools}}

* {{cite book

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{{Quality Tools}}

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[[Category:Quality control tools]]

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