A company selects five samples (k = 5) of size four (n = 4) parts used in

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A company selects five samples (k = 5) of size four (n = 4) parts used in a production process and measures the diameter of each part. The following results are shown:
A company selects five samples (k = 5) of size four

Develop an R chart to determine if the dispersion is stable or not.

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Managing Supply Chain and Operations An Integrative Approach

ISBN: 978-0132832403

1st edition

Authors: Thomas Foster, Scott E. Sampson, Cynthia Wallin, Scott W Webb

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