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

Table 3

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

Methods	Shifts	ARL	SDRL
MLE	0	370.7605	345.6954	38	145	269.5	457	846.1
	3.05	93.779	90.54939	10	35	66	114	214.1
	3.1	80.6275	79.8897	8	28.7	55.5	99	192.1
	3.2	57.957	56.3122	7	23	42	68	132
	3.4	33.1595	31.81401	4	12	23	41	75
	3.6	19.0685	18.47862	3	7	13	24	42
	3.8	12.4265	11.68139	2	5	9	15	28
	4	8.189	7.953924	1	3	6	10	18.1
	4.2	5.7065	5.359545	1	2	4	7	13
	4.4	4.2545	3.961133	1	2	3	5	9
	4.6	3.184	2.736401	1	1	2	4	7
MMLE	0	370.666	359.6461	35	129	265.5	451.3	856.4
	2.5	1.6835	1.10993	1	1	1	2	3
	3.1	1.6525	1.086892	1	1	1	2	3
	3.2	1.5835	0.951042	1	1	1	2	3
	3.4	1.4025	0.75085	1	1	1	1	2
	3.6	1.3025	0.645137	1	1	1	1	2
	3.8	1.2205	0.546836	1	1	1	1	2
	4	1.1365	0.391081	1	1	1	1	2
	4.2	1.1085	0.350413	1	1	1	1	1
	4.4	1.06	0.251857	1	1	1	1	1
	4.6	1.0535	0.235936	1	1	1	1	1