Research Article

On Performance of Two-Parameter Gompertz-Based Control Charts

Table 4

Performance index values.

Skewness correctionGompertz ShewhartGompertz skewness correctionGompertz exact
CPCLIARLCPCLIARLCPCLIARLCPCLIARL

0.050.04721.05260.950.802200.950.802201.02.006āˆž