Quality Assurance & Improvement Flashcards
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Read the first 7 Quality Assurance & Improvement flashcards as text
What is the correct order of the 5S methodology?
Answer: Sort, Set in order, Shine, Standardize, Sustain
5S proceeds from Sort through Set in order, Shine, Standardize, and finally Sustain.
A supplier's lot is rejected under a sampling plan even though it actually meets the AQL. What type of risk does this represent?
Answer: Producer's risk (alpha)
Rejecting a good lot is a Type I error, known as producer's risk.
What is the main purpose of a SIPOC diagram in a Six Sigma project?
Answer: To define high-level process scope including suppliers, inputs, process, outputs, and customers
SIPOC gives a high-level view of process boundaries, typically during the Define phase.
Which statement best distinguishes quality assurance from quality control?
Answer: QA is process-focused and preventive; QC is product-focused and detective
QA builds quality into processes to prevent defects, while QC inspects outputs to detect them.
In Philip Crosby's philosophy, what is the performance standard for quality?
Answer: Zero defects
Crosby's Four Absolutes define the performance standard as zero defects.
A run chart shows a steady upward trend of six consecutive increasing points. What should the quality team conclude?
Answer: A possible special cause driving a trend
Six or more consecutive increasing or decreasing points is a standard signal of a non-random trend.
Which ISO 9001:2015 clause requires top management to review the QMS at planned intervals?
Answer: Clause 9 – Performance evaluation
Management review is covered under Clause 9.3 within Performance evaluation.
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