The X-mR-chart method has more statistical power than the two standard deviation approach.

Name: The X-mR-chart method has more statistical power than the two standard deviation approach.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The X-mR chart is a type of control chart used for monitoring process variation, while the two standard deviation approach is a simpler method for identifying outliers. The statistical power of each method depends on the context and specific application, not inherently greater in one over the other.

The X-MR-Chart Method Has More Statistical Power Than the Two