Question: Please help me with the right option 28 A process that is assumed to be in control with limits of 84 + 3 had sample

Please help me with the right option 28

A process that is assumed to be in control with limits of 84 + 3 had sample averages for the x-bar chart of the following: 87.1, 87, 87.2, 89, 90, 88.5, 89.5, and 88. Which of the following statement below are correct? Select one: a. None is correct O b. Not enough information to determine O c. Process mean is in-control O d. Process mean is out-of-control

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