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Capability Sixpack - Between/WithinGraphs - Normal Probability Plot |
The Normal Prob Plot is located in the middle right side of the Capability Sixpack - Between/Within.
Use the normal probability plot to assess whether the data are normally distributed. If the data are normally distributed, the plotted points should appear close to a straight line and within the 95% confidence interval.
Example Output |
Interpretation |
For the coating data, the plotted points fall in an approximately straight line and within the 95% confidence interval. Also, the Anderson-Darling (0.439) and p-value (0.286) suggests that the data are normally distributed.