Variable

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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 process’ capabilities and limitations. What are Variables in Six Sigma? Variables are essential to Six Sigma. By measuring, analyzing, and controlling the variables that […]

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Sensitivity

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

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Randomization

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

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Queuing Theory

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Queuing theory is the mathematical study of waiting in line.

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Rare Event SPC

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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.

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Non-Parametric Test

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

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Interquartile Range

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The difference between the first and third quartiles.

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Frequency Plot

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

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C-Level

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

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Best Practice

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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 […]

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Regression

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

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DOE

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

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Bar Chart

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

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Quantitative Variable

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

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Engineer Change Order (ECO)

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

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5Z

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

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Unexplained Variation (S)

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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.

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Customer Relationship Management (CRM)

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The union between conventional customer relations and integrated software solutions.

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Critical Element

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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.

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Muri

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

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Global Commerce Initiative (GCI)

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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.

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Material Requirements Planning (MRP)

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MRP is an integrated logistics plan that encompasses supply chain, storage and availability for particular processes within the scope of the company’s operations.

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Process Management

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Process management is a structured process for assuring that all your processes are aligned to ensure you can attain the organization’s strategic goals.

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Risk Based Maintenance (RBM)

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

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