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