Monitoring the variability of petrochemical ZA fertilizer production process based on subgroup observations
The development in technology and requirement to control the process quality characteristics simultaneously have leads to the use of multivariate control chart. This chart considered the correlations between quality characteristics, hence improve the performance of that statistical chart. This study...
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| Format: | Thesis |
| Language: | English |
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2011
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| Online Access: | http://eprints.utm.my/47959/24/KhasmanizanMohamadYusoffMFS2011.pdf |