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stat.AP2026
Risk-Calibrated Process Capability Approval with Finite Samples
Fei Jiang, Lei Yang
Process capability indices such as are widely used in manufacturing to support supplier qualification, pilot-build release, and production approval. In practice, approval…
stat.AP2026
Nonlinear Amplification of Finite-Sample Uncertainty in Capability-Based Decisions
Fei Jiang, Lei Yang
This paper studies the propagation of finite-sample uncertainty under nonlinear transformations commonly used in statistical decision systems. In particular, we consider process ca…
stat.AP2026
Finite-Sample Decision Instability in Threshold-Based Process Capability Approval
Fei Jiang, Lei Yang
Process capability indices such as are widely used in manufacturing quality control to support supplier qualification and product release decisions based on fixed acceptan…