THE APPLICATION OF BOX-BEHNKEN METHOD TO OPTIMIZE THE DESIGN OF EWMA CHART FOR AUTOCORRELATED PROCESSES
This research aims to evaluate the performance of the exponentially weighted moving average (EWMA) control chart under the situation that the observations are autocorrelated. Three autoregressive integrated moving average (ARIMA) models, AR (1), ARMA (1, 1) and IMA (1, 1), and a step func tion were...
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| Format: | Article |
| Language: | English |
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Center for Quality, Faculty of Engineering, University of Kragujevac, Serbia
2013-06-01
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| Series: | International Journal for Quality Research |
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| Online Access: | http://www.ijqr.net/journal/v7-n2/1.pdf |