posted 2½years ago by pin
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Quality Management
A production process has been defined as part of an industrial equipment manufacturing project.The process is intended to produce steel bolts with a length of 20 cm.The acceptable control limits are 19.955 cm and 20.045 cm.
The measurements made at the end of the process yielded the following results:
20.033 cm, 19.982 cm, 19,995 cm, 20.006 cm, 19.970 cm, 19.968 cm, 19.963 cm, 19.958 cm, 19.962 cm, 19.979 cm, 19.959 cm.
What should be done?
A. The process is under control.It should not be adjusted.
B. The process should be adjusted.
C. The control limits should be adjusted.
D. The measuring equipment should be recalibrated.
george (2¼years ago):
The answer is A, all measurements are between the control limits defined. Maybe control limits could be adjusted, but this is now what project manager is responsible for. The task was to keep the length of the bolt inside the limits.
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