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A Rochester, NY firm produces grommets that have to fit into a slot in an assembly. Following are dimensions of grommets (in millimeters): Sample

A Rochester, NY firm produces grommets that have to fit into a slot in an assembly. Following are dimensions of grommets (in millimeters): Sample 1 2 3 4 5 X 46 52 34 34 46 33 45 64 45 64 54 54 36 47 75 46 75 46 37 55 64 64 63 62 16 a. Use x-bar and R charts to determine if the process is in control.

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