and R charts with n = 4 are used to monitor a normally distributed quality characteristic. The

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and R charts with n = 4 are used to monitor a normally distributed quality characteristic. The control chart parameters are

Both charts exhibit control. What is the probability that a shift in the process mean to 790 will be detected on the first sample following the shift?

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Introduction to Statistical Quality Control

ISBN: 978-1118146811

7th edition

Authors: Douglas C Montgomery

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Question Posted: Nov 06, 2015 03:14 AM

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and R charts with n = 4 are used to monitor a normally distributed quality characteristic. The

Question:

Chart UCL=815 LCL = 785 R Chart UCL 46.98 Center linc Center line = 20.59 LCL-0

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Introduction to Statistical Quality Control

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