Question: The following is an x-bar SPC chart for this process. Based on this SPC chart, is this process in control? If not, why not? Select
The following is an x-bar SPC chart for this process. Based on this SPC chart, is this process in control? If not, why not?
Select one:
a. Yes, the process is in control. All readings are between UCL and LCL
b. No, there appears to be assignable causes of variation as shown by a trend within the readings
c. No, there appears to be assignable causes of variation as shown by cycles within the readings
d. No, there appears to be assignable causes of variation as shown by a level shift within the readings
e. No, there appears to be assignable causes of variation as shown by too much dispersion within the readings
f. No, there appears to be assignable causes of variation as shown by a bias within the readings
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