Triple Homogeneously Weighted Moving Average Charts for Monitoring Process Dispersion

Table 4

Performance measures for upper-sided chart versus upper-sided competing charts when  = 10 for .

		0.114	1.408	0.981	1.222	1.876	0.074	0.507	1.956	1.354	1.586	2.144
1	200.72	200.01	200.47	200.27	200.91	200.27	200.19	200.42	200.65	200.66	200.40	200.83
	(2599.42)	(1795.33)	(259.91)	(263.78)	(249.72)	(220.25)	(1822.90)	(714.75)	(202.76)	(229.83)	(222.08)	(208.28)
1.1	2.76	3.00	12.02	13.21	12.97	15.50	2.85	4.62	17.54	16.08	16.07	18.49
	(3.84)	(4.26)	(13.11)	(16.28)	(14.93)	(15.13)	(4.01)	(6.63)	(15.08)	(16.36)	(15.99)	(16.95)
1.2	1.78	1.87	4.85	4.86	4.77	5.81	1.83	2.46	6.95	6.15	5.96	6.91
	(1.67)	(1.77)	(4.42)	(5.89)	(5.18)	(5.08)	(1.71)	(2.44)	(5.53)	(6.27)	(5.59)	(5.65)
1.3	1.43	1.49	3.03	2.75	2.75	3.40	1.45	1.81	4.11	3.41	3.41	3.92
	(1.06)	(1.13)	(2.42)	(3.07)	(2.67)	(2.72)	(1.08)	(1.48)	(3.01)	(3.41)	(3.07)	(2.98)
1.4	1.26	1.29	2.27	1.91	1.95	2.39	1.28	1.50	2.91	2.31	2.33	2.71
	(0.78)	(0.82)	(1.67)	(1.83)	(1.66)	(1.72)	(0.80)	(1.08)	(2.01)	(2.15)	(1.92)	(1.90)
1.5	1.16	1.19	1.85	1.52	1.57	1.88	1.17	1.32	2.28	1.77	1.80	2.09
	(0.60)	(0.64)	(1.31)	(1.21)	(1.15)	(1.21)	(0.62)	(0.84)	(1.53)	(1.47)	(1.32)	(1.36)
1.6	1.10	1.12	1.58	1.31	1.36	1.58	1.11	1.21	1.90	1.48	1.52	1.74
	(0.47)	(0.50)	(1.06)	(0.86)	(0.81)	(0.91)	(0.48)	(0.66)	(1.24)	(1.06)	(0.97)	(1.03)
1.7	1.06	1.08	1.41	1.20	1.23	1.41	1.07	1.14	1.64	1.30	1.34	1.51
	(0.37)	(0.41)	(0.87)	(0.64)	(0.61)	(0.72)	(0.39)	(0.54)	(1.04)	(0.77)	(0.74)	(0.81)
1.8	1.05	1.05	1.29	1.13	1.15	1.28	1.05	1.10	1.47	1.20	1.24	1.37
	(0.31)	(0.33)	(0.73)	(0.47)	(0.47)	(0.58)	(0.32)	(0.45)	(0.88)	(0.60)	(0.59)	(0.66)
1.9	1.03	1.04	1.21	1.09	1.10	1.21	1.03	1.07	1.35	1.14	1.16	1.27
	(0.25)	(0.27)	(0.61)	(0.37)	(0.37)	(0.49)	(0.25)	(0.36)	(0.76)	(0.46)	(0.47)	(0.55)
2	1.02	1.02	1.15	1.06	1.07	1.15	1.02	1.05	1.24	1.10	1.11	1.20
	(0.21)	(0.22)	(0.52)	(0.30)	(0.31)	(0.40)	(0.22)	(0.30)	(0.64)	(0.38)	(0.38)	(0.46)
	12.88	12.92	15.45	15.15	15.19	16.09	12.89	13.42	17.11	16.07	16.08	16.96
	1.00	1.00	1.20	1.18	1.18	1.25	1.00	1.04	1.33	1.25	1.25	1.32
	1.00	1.03	1.88	1.77	1.78	2.10	1.00	1.18	2.41	2.05	2.06	2.35
		1.244	2.353	1.738	1.953	2.356	0.983	1.877	2.476	1.965	2.161	2.45
1	200.70	200.70	200.07	200.92	200.87	200.31	200.84	200.99	200.48	200.23	199.98	200.19
	(834.57)	(292.14)	(194.23)	(212.08)	(209.11)	(201.28)	(370.98)	(207.77)	(197.15)	(204.69)	(202.90)	(200.16)
1.1	4.24	10.34	20.68	18.63	19.10	22.05	7.91	16.79	22.43	20.49	21.50	25.08
	(6.10)	(12.13)	(16.33)	(17.32)	(17.88)	(20.37)	(10.24)	(14.92)	(18.62)	(18.95)	(20.15)	(23.56)
1.2	2.32	4.29	8.25	7.14	7.09	7.91	3.51	6.64	8.56	7.55	7.70	8.66
	(2.29)	(4.03)	(5.94)	(6.16)	(5.97)	(6.43)	(3.42)	(5.40)	(6.33)	(6.18)	(6.37)	(7.25)
1.3	1.74	2.74	4.77	4.04	3.98	4.40	2.38	3.95	4.88	4.28	4.26	4.66
	(1.41)	(2.23)	(3.24)	(3.49)	(3.19)	(3.24)	(1.97)	(2.94)	(3.34)	(3.42)	(3.26)	(3.50)
1.4	1.45	2.09	3.31	2.72	2.71	2.99	1.84	2.82	3.35	2.90	2.90	3.16
	(1.02)	(1.56)	(2.15)	(2.27)	(2.06)	(2.06)	(1.39)	(1.96)	(2.16)	(2.23)	(2.09)	(2.18)
1.5	1.29	1.72	2.55	2.05	2.07	2.29	1.56	2.22	2.57	2.21	2.20	2.39
	(0.79)	(1.21)	(1.60)	(1.61)	(1.45)	(1.47)	(1.08)	(1.50)	(1.58)	(1.62)	(1.49)	(1.52)
1.6	1.19	1.50	2.10	1.69	1.70	1.88	1.38	1.86	2.09	1.77	1.82	1.94
	(0.63)	(0.99)	(1.28)	(1.20)	(1.10)	(1.11)	(0.87)	(1.22)	(1.24)	(1.20)	(1.14)	(1.15)
1.7	1.13	1.35	1.79	1.44	1.48	1.62	1.26	1.61	1.77	1.53	1.56	1.67
	(0.51)	(0.82)	(1.07)	(0.91)	(0.85)	(0.88)	(0.71)	(1.02)	(1.02)	(0.94)	(0.88)	(0.92)
1.8	1.09	1.25	1.57	1.30	1.34	1.44	1.18	1.44	1.57	1.37	1.40	1.48
	(0.42)	(0.68)	(0.90)	(0.71)	(0.69)	(0.72)	(0.60)	(0.86)	(0.86)	(0.76)	(0.72)	(0.75)
1.9	1.06	1.17	1.43	1.21	1.24	1.33	1.13	1.32	1.41	1.26	1.28	1.35
	(0.35)	(0.57)	(0.78)	(0.57)	(0.55)	(0.60)	(0.49)	(0.74)	(0.72)	(0.61)	(0.59)	(0.63)
2	1.04	1.12	1.31	1.15	1.17	1.24	1.09	1.24	1.31	1.18	1.21	1.26
	(0.29)	(0.48)	(0.66)	(0.46)	(0.45)	(0.51)	(0.41)	(0.63)	(0.62)	(0.49)	(0.50)	(0.53)
	13.33	14.99	18.06	16.94	17.02	17.81	14.34	16.89	18.36	17.40	17.57	18.43
	1.00	1.12	1.36	1.27	1.28	1.34	1.00	1.18	1.28	1.21	1.22	1.29
	1.00	1.44	2.27	1.93	1.95	2.17	1.00	1.47	1.74	1.53	1.56	1.71