SIX SIGMA GREEN BELT QUESTIONS WITH CORRECT ANSWERS

ratio data


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value has a zero balance point in data




random sampling


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most common representation of population
- must have an equal probability of being picked




Kanban

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visual production signaling system that provides status of system at a
glance




process


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any activity, usually a number of steps that require an input and convert
input to output




Poisson Distribution


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a discrete probability distribution but outcomes occur over a continuous
sample space
- outcomes are discrete/countable
- interval is continuous




ordinal data


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value where there is no interval between numbers, but numbers do
represent a rank or order (i.e., A, B, C, D...)

,discrete data


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set of numbers where only certain numbers are possible (counting)




effect


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result of an action being taken; expected or predicted impact




effects


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used to determine whether or not setting a factor at a particular level has
significant impact on process




cause


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identified reason for presence of defect, problem or effect

, Takt Time Formula


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Takt time = (available minutes / (customer demand)
measured in units per minute
if <1, more resources to meet demand
if >1, overproducting




cause and effect diagram (fishbone diagram)


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formal brainstorming tool for identifying possible root causes
- created by Ishikawa
- purpose is to gather information from as many people as possible




document control plans


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living documents that outline a larger scope of documents




nominal data


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