Imagine that four processes produce bottles of the same type for a customer who specifies that weight should lie between 485 and 495 g, with a target of 490 g. Minitab facilities for capability analysis of both measurement and attribute data will be introduced.Ħ.1.1 Process Capability Analysis with Measurement Data The most widely used indices will be defined and links with the concept of sigma quality level established. In general, process capability indices have been quite controversial.Ĭapability indices are widely used in assessing how well processes perform in relation to customer requirements.
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