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A manufacturer of precision machine parts produces shafts for use in the construction of drill presses. The average diameter of a shaft is 0.56 centimeter.
A manufacturer of precision machine parts produces shafts for use in the construction of drill presses. The average diameter of a shaft is 0.56 centimeter. Inspection samples contain six shafts each. The average of these samples is 0.006 centimeter.
Determine the upper and lower x-bar control chart limits UCL and LCL.
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