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Analysis of data – clause 8.4 of ISO 9001

Analysis of data:

ISO clause 8.4 suggests sources of data that should be analyzed at a minimum to ensure that QMS in continually improving and remains effective.

Customer satisfaction – compliments and complaints –  best tool suggested is Kano model of customer satisfaction analysis.

Conformity to product requirements / characteristics and trends of processes / Supplier data  –

…   XmR charts, Pareto, Cause and Effect diagram are some of the good tools in analyzing trends of products and processes

Preventive Action – FMEA

Continual Improvement – Lean Tools


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