There are a lot of terms that are specific to Lean and Six Sigma. If you are unsure about the meaning of a term, please feel free to check our Lean and Six Sigma Glossary for a definition. If you do not find the term you are looking for, please contact us. We would be happy to answer your questions, and we may add your term to the glossary in the future.
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Sampling
Using a smaller group to represent the whole; foundation of statistics which can save time, money, and effort; allows for more meaningful data; can improve accuracy of measurement system.
Sampling bias
When data can be prejudiced in one way or another and do not represent the whole.
Scatter plot or diagram
Graph used to show relationship-or correlation-between two factors or variables. See also Correlation Coefficient.
Scope
Defines the boundaries of the process or the Process Improvement project; clarifies specifically where opportunities for improvement reside (start- and end-points); defines where and what to measure and analyze; needs to be within the sphere of influence and control of the team working on the project-the broader the scope, the more complex and time-consuming the Process Improvement efforts will be.
Should-be process mapping
Process-mapping approach showing the design of a process the way it should be (e.g., without non-value-adding activities; with streamlined workflow and new solutions incorporated). Thus contrasts with the “As-Is” form of process mapping. See also Process Redesign, Value- Adding Activities; Non-Value-Adding Activities.
