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Have you identified all sources of variation on the flow diagram?
Have all sources of information been used to define the cause of the problem?
Do you have the physical evidence of the problem?
Can you establish a relationship between the problem and the process?
Do you continually challenge the potential root causes with the question �why� followed with �because� to construct alternatives?
What are the is / is not distinctions?
Is this a unique situation or is the likely problem similar to a past experience?
Has a comparison analysis been completed to determine if the same or similar problem existed in related products?
What are the experiences of recent actions that may be related to this problem?
Why might this have occurred?
Why haven�t we experienced this problem before?
Potential Causes - Some Questions
The. Deming PDCA Cycle
8-D Problem Solving
Error Proofing (Poka Yoke)
Lead Time Reduction
Process Capability - Cp vs. Cpk
Process Loop Animation
Taguchi Loss Function
Fishbone / Cause and Effects Animation
View the Elsmar Cove
Terms and Conditions