A process that is assumed to be in control with limits of 91 + 2 had sample averages for the X-bar chart of the following: 87.1,87, 87.2.89, 90, 88.5,89.5, and 88. Which of the following statement below are correct? Oa. None is correct b. Process mean is in-control O C. Process mean is not in-control O d. Not enough information to determine
A process that is assumed to be in control with limits of 91 + 2 had sample averages for the X-bar chart of the following: 87.1,87, 87.2.89, 90, 88.5,89.5, and 88. Which of the following statement below are correct? Oa. None is correct b. Process mean is in-control O C. Process mean is not in-control O d. Not enough information to determine
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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![A process that is assumed to be in control with limits of 91 ± 2 had sample averages for the X-bar chart of the following: 87.1.87,
87.2,89,90, 88.5, 89.5, and 88. Which of the following statement below are correct?
a.
None is correct
Ob.
Process mean is in-control
O C.
Process mean is not in-control
O d. Not enough information to determine
NEXT PAGE
PAGE](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbb2ab3ae-2123-4634-a043-3c647a955cd2%2F075c5e5f-c894-4678-a0da-a8beb181f6b6%2F0yebvp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A process that is assumed to be in control with limits of 91 ± 2 had sample averages for the X-bar chart of the following: 87.1.87,
87.2,89,90, 88.5, 89.5, and 88. Which of the following statement below are correct?
a.
None is correct
Ob.
Process mean is in-control
O C.
Process mean is not in-control
O d. Not enough information to determine
NEXT PAGE
PAGE
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