The term "2 sigma limits" in the context of a control chart refers to the variability of the:
A) process.
B) population.
C) sample.
D) sampling distribution.
E) none of the choices are correct.

Question

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The Answer of The term "2 sigma limits" in the context of a control chart refers to the variability of the:
A) process.
B) population.
C) sample.
D) sampling distribution.
E) none of the choices are correct.

The Term "2 Sigma Limits" in the Context of a Control