The results show that the s-CUSUM chart performs better in detecting a specified magnitude increase (decrease) shift in both parameters simultaneously as it is clear from the diagonal and bolded values of Tables 13 and 14 and from Fig. 3.
The results show that the s-CUSUM chart performs better indetecting a specified magnitude increase (decrease) shift in bothparameters simultaneously as it is clear from the diagonal and boldedvalues of Tables 13 and 14 and from Fig. 3.