A shirt manufacturer buys cloth by the 100- yard roll from a supplier. For setting up a
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A shirt manufacturer buys cloth by the 100- yard roll from a supplier. For setting up a control chart to manage the irregularities (e. g., loose threads and tears), the following data were collected from a sample provided by the supplier.
a. Using these data, set up a c- chart with z = 2.
b. Suppose the next five rolls from the supplier had three, two, five, three, and seven irregularities. Is the supplier process undercontrol?
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Related Book For
Operations and Supply Chain Management
ISBN: 978-0078024023
14th edition
Authors: F. Robert Jacobs, Richard Chase
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