[Solved] The data shown below are deviations from the nominal diameter of the perforated holes in a carbon-fiber composite material used in aerospace manufacturers.
Question: The data shown below are deviations from the nominal diameter of the perforated holes in a carbon-fiber composite material used in aerospace manufacturers. The values reported are the deviations of the nominal value in Diezmilesimas of an inch:
- Set the x̄ and R charts of the process.
- is the process under statistical control?
| Sample number | x1 | x2 | x3 | x4 | x5 |
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