The Three Sigma Limits for a Process Whose Distribution Conforms

question 57

Multiple Choice

The three sigma limits for a process whose distribution conforms to the normal distribution include approximately:

• A) 50% of the observed values, in the long run.
• B) 68% of the observed values, in the long run.
• C) 95% of the observed values in the long run.
• D) 99% of the observed values in the long run.

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