Consider the cascade process data in Table 11.5. (a) Set up an individuals control chart on y2.
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(a) Set up an individuals control chart on y2.
(b) Fit a regression model to y2, and set up an individuals control chart on the residuals. Comment on the differences between this chart and the one in part (a)
(c) Calculate the sample autocorrelation functions on y2 and on the residuals from the regression model in part (b) Discuss your findings.
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a b Plot points on the residuals control chart are spread between the control limits and do not exhi...View the full answer
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Related Book For
Introduction to Statistical Quality Control
ISBN: 978-1118146811
7th edition
Authors: Douglas C Montgomery
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