Research Article
A New Statistical Approach Based on the Access of Electricity Application with Some Modified Control Charts
Table 9
Simulated results of the EWMA control chart based on the MLE from real data.
| Serial no | Subgroups (i) | | EWMA by using MLE | Z | UCL | LCL |
| 1 | 1 | 9.45 | 1.907597 | 1.976067 | 1.823933 | 2 | 2 | 7.99 | 1.91049 | 2.007038 | 1.792962 | 3 | 3 | 9.29 | 1.917361 | 2.030443 | 1.769557 | 4 | 4 | 11.66 | 1.939393 | 2.049876 | 1.750124 | 5 | 5 | 12.16 | 1.967641 | 2.066739 | 1.733261 | 6 | 6 | 10.18 | 1.977915 | 2.081755 | 1.718245 | 7 | 7 | 8.04 | 1.980231 | 2.095355 | 1.704645 | 8 | 8 | 11.46 | 1.999566 | 2.107823 | 1.692177 | 9 | 9 | 9.2 | 2.005212 | 2.119356 | 1.680644 | 10 | 10 | 10.34 | 2.015984 | 2.130099 | 1.669901 | 11 | 11 | 9.03 | 2.020861 | 2.140163 | 1.659837 | 12 | 12 | 11.47 | 2.039888 | 2.149632 | 1.650368 | 13 | 13 | 10.51 | 2.05131 | 2.158578 | 1.641422 | 14 | 14 | 9.4 | 2.057196 | 2.167054 | 1.632946 | 15 | 15 | 10.08 | 2.066057 | 2.175109 | 1.624891 |
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