# Category: Concepts

## Variable

Updated:Six Sigma without variables is like a recipe without ingredients. Understanding how variables align with Six Sigma is paramount to the success of any business. Learn how variables can highlight your processâ€™ capabilities and limitations. What are Variables in Six Sigma? Variables are essential to Six Sigma. By measuring, analyzing, and controlling the variables that […]

Read more Â»## Sensitivity

Updated:The degree of impact that measurable changes in input variables have on the output.

Read more Â»## Randomization

Updated:Randomly select factors, measurements, or variables to eliminate the effects of bias or chance.

Read more Â»## Queuing Theory

Updated:Queuing theory is the mathematical study of waiting in line.

Read more Â»## Rare Event SPC

Updated:A rare event is an occurrence that happens at such a low frequency that it cannot be monitored with traditional control charts. A rare event statistical process control chart is a tool for charting these events successfully.

Read more Â»## Non-Parametric Test

Updated:Tests that do not require a specific distribution to be valid.

Read more Â»## Interquartile Range

Updated:The difference between the first and third quartiles.

Read more Â»## Frequency Plot

Updated:A frequency plot is a graphical representation of the distribution of continuous data based on how often a particular value occurs.

Read more Â»## C-Level

Updated:A term used to describe CEO, CFO, COO, CIO, and other senior executives within an organization.

Read more Â»## Best Practice

Updated:When determining how to apply Six Sigma methodology to your business, you do not need to reinvent the wheel. A lot of research, testing, and work has already been put in to sort out some common best practices that are proven to work for most organizations. In any industry, there are others that have come […]

Read more Â»## Regression

Published:A statistical tool which allows you to predict, with varying degrees of accuracy, your output based on the values of your input.Â

Read more Â»## DOE

Published:A statistical tool for describing a causal relationship between variables using controlled experiments.

Read more Â»## Bar Chart

Published:A graph that represents quantified data in the form of discrete rectangular shapes.

Read more Â»## Quantitative Variable

Published:Quantitative data represents values and numbers which can be measured or counted and used in mathematical operations such as addition, subtraction, multiplication, or division.

Read more Â»## Engineer Change Order (ECO)

Published:A document that lists details for new product designs or modifications being proposed to current products.

Read more Â»## 5Z

Published:The 5Z process uses the Genba (Gemba) Kanri principles to maintain, evaluate, promote, and improve control of your process.

Read more Â»## Unexplained Variation (S)

Published:The random fluctuations around the regression line that show as variation. This type of variation is the sum of squared differences between each ordered pair’s y-value and the predicted corresponding y-value. It is the error portion of the regression equation.

Read more Â»## Customer Relationship Management (CRM)

Published:The union between conventional customer relations and integrated software solutions.

Read more Â»## Critical Element

Published:An aspect of a work assignment or designated responsibility that is so vital that a less-than-satisfactory showing on that aspect would be deemed unacceptable.

Read more Â»## Muri

Published:A Japanese word that can be defined as unreasonableness or going beyond one’s power.

Read more Â»## Global Commerce Initiative (GCI)

Published:A group comprised of trade industry representatives, retailers, and manufacturers worldwide who collaboratively establish best standards and practices in order to improve the international supply chain of goods for consumers.

Read more Â»## Material Requirements Planning (MRP)

Published:MRP is an integrated logistics plan that encompasses supply chain, storage and availability for particular processes within the scope of the companyâ€™s operations.

Read more Â»## Process Management

Published:Process management is a structured process for assuring that all your processes are aligned to ensure you can attain the organizationâ€™s strategic goals.

Read more Â»## Risk Based Maintenance (RBM)

Published:A method of prioritizing maintenance needs of various components or systems based on the severity of the risk of failure.

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