Question: A graphrepresenting a statistical process control chart for the production of gnomes. aWhat are the functionsof lines x, y and -y shown in the controlchart
A graphrepresenting a statistical process control chart for the production of gnomes.
- aWhat are the functionsof lines x, y and -y shown in the controlchart and how are they set?
- What recommendation would you make if you saw the resultsshown in the chart?
- How are control limits likely to be affectedby the size of the sample taken andthe variability of the production process?
- Explain whetheror not ideas of SPC have had an effecton statistical qualityanalysis control techniques?
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