John is a newly minted quality engineer at MakeStuff Inc. His boss tells him to increasethe process capability index of their main product. John is somewhat lazy and does notwant to tackle the variation in the process, so he decides to simply increase the upperspecification limit and reduce the lower specification limit. Does this increase the process capability index?a. No, it does not, because the variation in the process stays unchanged.b. Yes, it does, though one might question if the underlying process is really better.c. That depends on many other variables, including the control limits.d. No, the process capability index would only change if the control limits were changed.
John is a newly minted quality engineer at MakeStuff Inc. His boss tells him to increasethe process capability index of their main product. John is somewhat lazy and does notwant to tackle the variation in the process, so he decides to simply increase the upperspecification limit and reduce the lower specification limit. Does this increase the process capability index?a. No, it does not, because the variation in the process stays unchanged.b. Yes, it does, though one might question if the underlying process is really better.c. That depends on many other variables, including the control limits.d. No, the process capability index would only change if the control limits were changed.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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John is a newly minted quality engineer at MakeStuff Inc. His boss tells him to increase
the process capability index of their main product. John is somewhat lazy and does not
want to tackle the variation in the process, so he decides to simply increase the upper
specification limit and reduce the lower specification limit. Does this increase the process capability index?
a. No, it does not, because the variation in the process stays unchanged.
b. Yes, it does, though one might question if the underlying process is really better.
c. That depends on many other variables, including the control limits.
d. No, the process capability index would only change if the control limits were changed.
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