IE326 QUALITY ASSURENCE AND CONTROL Q2: The specification for the diameters of ball bearings is 15.40–15.60 mm. Data from an X chart, based on samples of size 8, that shows that the process is in control, yield values of X =15.52 and R=0.05. a. Compute the value of Cpk for this process. b. Is the process capability acceptable? If not, does the process produce more bearings with larger or smaller diameters? O Calculate the new Cpk and decide if the process capability is acceptable? If not, does the process produce more bearings with larger or smaller diameters? c. What if the process mean shifts 15
IE326 QUALITY ASSURENCE AND CONTROL Q2: The specification for the diameters of ball bearings is 15.40–15.60 mm. Data from an X chart, based on samples of size 8, that shows that the process is in control, yield values of X =15.52 and R=0.05. a. Compute the value of Cpk for this process. b. Is the process capability acceptable? If not, does the process produce more bearings with larger or smaller diameters? O Calculate the new Cpk and decide if the process capability is acceptable? If not, does the process produce more bearings with larger or smaller diameters? c. What if the process mean shifts 15
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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This lesson's name is QUALİTY KONTROL AND ASSURANCE .
I found This question 's , sections a and b answers in bartleby.com but ı coundnt find section c .
Transcribed Image Text:IE326 QUALITY ASSURENCE AND CONTROL
Q2: The specification for the diameters of ball bearings is 15.40–15.60 mm. Data from an X chart, based
on samples of size 8, that shows that the process is in control, yield values of X =15.52 and R=0.05.
a. Compute the value of Cpk for this process.
b. Is the process capability acceptable? If not, does the process produce more bearings with larger
or smaller diameters?
O Calculate the new Cpk and decide if the process capability
is acceptable? If not, does the process produce more bearings with larger or smaller diameters?
c. What if the process mean shifts
15
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