Free six sigma glossary, over 440 terms explained with worked examples. Sigma, or standard deviation, is used as a scaling factor to convert upper and lower specification limits to z. Virtual assessment of lean user experienceproficiency index level value pil. For readers benefit, we have listed down a few resources in our resources section. Six sigma is now according to many business development and quality improvement experts, the most popular management methodology in history. Lean and six sigma glossary definitions of commonly used terms. The greek letter s sigma refers to the standard deviation of a population. There are a lot of terms that are specific to lean and six sigma. Data is investigated and verified to prove suspected root causes and substantiate the problem statement see also cause and effect.
A six sigma practitioner should always strive to work upstream if necessary to gather continuous data because with continuous data you can get a handle on the magnitude of the problem. The glossary can be referred to at any time there is a question about how a term, topic, concept, subject or activity is generally. As is process maps are usually characterized by several input options, bottlenecks and. Lean six sigma definitions for common six sigma terms and methodologies.
Histograms work in process improvement projects or teambased activities. Six sigma practitioners of all belt colors may use triz in design for six sigma dfss to design or redesign a process. However, we believe the mainstream terms have been included in this work. Lean pdf terms download a pdf file of our extensive lean terms. Glossary of lean six sigma general terms activities the things that go on within a process or subprocess. A characteristic that may take on only one value e. Quality tools associates are exposed to various tools and terms related to quality. Glossary of six sigma terms and acronyms 5 of a procedure used to identify, assess, and mitigate risks associated with potential product, system, or process failure modes. Lean six sigma glossary the glossary that follows is by no means exhaustive on the subjects of lean manufacturing aka lean and or six sigma.
This may include black belts, green belts, or yellow belts. Lean and six sigma practitioners also use different languages including japanese terms such as kaizen, kanban, and muda and employ different tools including value stream mapping, kaizen events, and 5s. Voice of the customer voc is data that represents the needs and wants of your customers. Lecture notes introduction to lean six sigma methods. Apr 27, 2017 six sigma practitioners of all belt colors may use triz in design for six sigma dfss to design or redesign a process. The central idea behind six sigma is that if you can measure how many defects you have in a process, using sophisticated statistical tools, you can systematically figure out how to eliminate them and get as close to zero defects as possible.
U it is difficult to predict future circumstances in six sigma, and there. Action plan a series of planned activities with established accountabilities and delivery dates which, when complete, will result in the accomplishment of an objective. However, we believe the mainstream terms have been. It is the starting point to understanding how a process is running. Our glossary covers key elements, acronyms, and related technical tools. Many of our lean dictionary terms part of the continuous improvement companion come with a lean pdf download a single lean pdf file to brush up on a term while waiting for a plane, or get them all to keep a handy lean reference guide on your desk or in a kaizen room. Lean and six sigma practitioners also use different languages including japanese terms such as kaizen, kanban, and muda and employ different tools including value stream mapping, kaizen events, and 5s than those used by environmental professionals. Now, six sigma, in turn, is embedding quality thinking process thinking across every level and in every operation of our company around the globe. Apr 21, 2017 histograms are a type of data tool in six sigma. Lean and six sigma glossary definitions of commonly used.
We would be happy to answer your questions, and we may add your term to the glossary in. Six sigma terminology american international university. An individual that leads the implementation of six sigma, coordinating all of the necessary activities, assures optimal results are obtained and keeps everyone informed of progress. Consequentially, there are a lot of different terms and acronyms to get to grips with when you learn six sigma. They are usually performed by a single unit a person, a machine, or a department. In the very early stages we stated that its use of statistics is one of the key elements that. Data is investigated and verified to prove suspected root causes and substantiate the problem statement see.
The central idea behind six sigma is that if you can measure how many defects you have in a process, using sophisticated statistical tools, you can systematically. Lean six sigma terminology 1sample sign test this is used to test the probability of a sample median being equal to hypothesized value. The square of the sample correlation coefficient, a measure of the part of variable that can be explained by its linear relationship with a variable. In addition to the defined concepts with the terms and definitions given in iso 9000. Six sigma uses a number of quality methods and tools that are used by professionals within the organization, who have been trained on six sigma techniques. Benchmarking allows to discover what is the best performance being achieved, whether in your. An individual that leads the implementation of six sigma, coordinating all of the necessary activities, assures optimal results are obtained and keeps everyone informed of progress made. May 01, 2020 six sigma is a qualitycontrol program developed in 1986 by motorola that emphasizes cycletime improvement and the reduction of manufacturing defects to a level of no more than 3. If you are unsure about the meaning of a term, please feel free to check our lean and six sigma glossary for a definition.
Activitybased costing a cost allocation method based on the cost driver. Six sigma definitions six sigma training six sigma. Affinity chart aka affinity diagram allys network worksheet. Glossary guidance on selected words used in the iso 9000. Below are lean and six sigma dictionary definitions for frequently used vocabulary within projects. For a better understanding of these terms and an overview of lean six sigma, check out our free lean six sigma yellow belt training, green belt training, black belt training or lean training. Many of our lean dictionary terms part of the continuous improvement companion come with a lean pdf download a single lean pdf file to brush up on a. Shigeo shingo helped train manufacturing engineers on implementing the efficiency processes with his pcourse, that later influenced toyotas creation of kaizen. At the same time, we also systematically eliminate waste of any kind.
A six sigma practitioner should always strive to work upstream if. This is a comprehensive listing of key six sigma terms and definitions. Affinity diagram a technique for organizing individual pieces of information into groups or broader. Kaizen means all personnel are expected to stop their work when they encounter any abnormality and, along with their supervisor, suggest an improvement to resolve the abnormality. Six sigma a vision of quality which equates with only 3. In simple terms, the five s methodology helps a workplace remove items that are no longer needed sort, organize the items to optimize efficiency and flow straighten, clean the area in order to more. Throughout a six sigma project it is evident that there is a large amount of reliance upon statistical analysis.
Six sigma we deploy six sigmas systematic problemsolving method dmaic to improve our processes. An activity is usually documented in an instruction. Contrast continuous data with discreteattribute data that is binary, or twostate passfail, gono go, goodbad, and so on. Dmaic phase where process detail is scrutinized for improvement opportunities. U it is difficult to predict future circumstances in six sigma, and there will always be unintended consequences for which to watch out. A guide to assessing your level of lean healthcare knowledge pdf these assessments can be taken before or after taking the introduction to lean six sigma methods course. Blount users download pdf of bookclass notes download a searchable pdf format of the notes used in class. Glossary guidance on selected words used in the iso 9000 family of standards this document provides the appropriate meaning of selected words found in dictionaries used in iso 9000.
Kaizen lean manufacturing and six sigma definitions. In simple terms, the five s methodology helps a workplace. Charter the charter is a document recognizing the chapter as an official part of sigma and a listing of the members inducted into the group when the chapter officially became part of sigma theta tau. Glossary of terms analyze stage the third stage of the lean six sigma dmaic where data is statistically analyzed andor maps are analyzed for waste. As is process maps are usually characterized by several. If you do not find the term you are looking for, please contact us. The lean and six sigma methodologies contain a very wide variety of tools and processes. Voc data is collected through various means, including surveys and focus groups. Consequentially, there are a lot of different terms and acronyms.
Change in lean terms, a process improvement that will save time and better serve customers. Six sigma methodology for credit risk and credit scoring we help businesses of all sizes operate more efficiently and delight customers by delivering defectfree products and services. Check sheet form used to capture realtime quantitative or. Check sheet form used to capture realtime quantitative or qualitative data for a variety of purposes. Any six sigma practitioner may use a histogram when analyzing data values. The password is blountonly case sensitive without quotes. The six sigma methods enable us to enhance customer benefit and strengthen our market position on a continuous basis. This comprehensive 33page six sigma glossary provides clear explanations of all of the key terms and tools.
Free simple overview of six sigma quality improvement model definitions, glossary, history, processes. Six sigma is a qualitycontrol program developed in 1986 by motorola that emphasizes cycletime improvement and the reduction of manufacturing defects to a level of no more than 3. Finance representative an individual who provides an independent evaluation of a six sigma project in terms of hard andor soft savings. Activity a series of tasks within a process or subprocess. Often the terms used in six sigma are sometimes misleading, so listed below are some of the more frequently used with an explanation of the term. As is process map it depicts a process as it is, currently. A well defined effort that states a business problem in quantifiable terms and with known improvement expectations. Mar 18, 2012 voice of the customer voc is data that represents the needs and wants of your customers. Glossary 4 box problem solving tool consisting of 4 boxes sequentially taking the user from problem definition through problem resolution and standardization of the solution so the problem doesnt recur. The check sheet is designed, with operational definitions, so that data can be categorized. Variations in data that can be attributed to specific causes. Six sigma glossary terminology page 1 theblogspotblog as is process map depicts a process as it is, currently. Today, six sigma is defining how we work and has set the stage for making our customers feel six.
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