The number of workmanship nonconformities observed in the final inspection of disk-drive assemblies has been tabulated as

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The number of workmanship nonconformities observed in the final inspection of disk-drive assemblies has been tabulated as shown in Table 7E.17. Does the process appear to be in control?

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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 03:21 AM

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The number of workmanship nonconformities observed in the final inspection of disk-drive assemblies has been tabulated as

Question:

TABLE 7E.17 Data for Exercise 7.63 Total Total Number of Number of Assemblies Imper- Number of Number of Assemblies Imper- Day Inspected fections Day Inspected fections 10 30 18 10 9 20 24 15 26 21 6 8 4 10

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Introduction to Statistical Quality Control

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