An attribute is best described as:
a. a cause of unpredictable variation that can be identified using structured techniques.
b. a process characteristic that can be checked or counted.
c. the highest point established as the top specification on a control chart. UCL X-bar = Average X-bar + (A2 X Average R).
d. are boundaries that tell you if the process is in control.
Answer: B
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The acronym NC stands for _________________________.
Fill in the blank(s) with the appropriate word(s).