A New Statistical Approach Based on the Access of Electricity Application with Some Modified Control Charts

Table 7

Comparison of the and when by using the EWMA control charts with .

Methods	Shifts	ARL	SDRL
MLE	0	200.367	198.1372	22.9	70	141	245	466.2
	3.05	37.7055	37.42263	4	14	27	45	86
	3.1	33.03	31.90847	4	12	23	40	72.1
	3.2	26.1705	26.39126	3	9	18	31	61
	3.4	15.2635	14.66512	2	6	11	18	35
	3.6	10.083	9.665703	1	4	7	12	23
	3.8	7.1215	7.006374	1	3	5	8	16
	4	4.99	4.716887	1	2	4	6	11
	4.2	3.6355	3.16317	1	1	3	4	8
	4.4	2.9295	2.433617	1	1	2	3	6
	4.6	2.3615	1.892249	1	1	2	3	5
MMLE	0	200.367	193.8012	21	72.7	139	246	462.1
	2.5	1.5	0.917835	1	1	1	2	3
	3.1	1.4725	0.866383	1	1	1	2	3
	3.2	1.3995	0.772138	1	1	1	1	2
	3.4	1.2715	0.599973	1	1	1	1	2
	3.6	1.187	0.476597	1	1	1	1	2
	3.8	1.143	0.40575	1	1	1	1	2
	4	1.097	0.338598	1	1	1	1	1
	4.2	1.0645	0.26339	1	1	1	1	1
	4.4	1.0435	0.213613	1	1	1	1	1
	4.6	1.028	0.17097	1	1	1	1	1