Question: A process screens a certain type of potash granule, resulting in a mean diameter of 0.067 cm and a standard deviation of 0.003 cm. The
A process screens a certain type of potash granule, resulting in a mean diameter of 0.067 cm and a standard deviation of 0.003 cm. The allowable variation in granule diameter is from 0.046cm to 0.087cm. Is the process capable?

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