Monitoring Mortality Caused by COVID-19 Using Gamma-Distributed Variables Based on Generalized Multiple Dependent State Sampling

Table 4

ARLs and SDRLs of proposed control chart for gamma distribution when and .

ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL	ARL	SDRL
1.0	500.03	499.53	500.04	499.54	500.05	499.55	500.01	499.51	500.02	499.52	500.05	499.55	500.04	499.54	500.01	499.51	500.05	499.55
1.1	270.28	269.78	271.57	271.07	273.31	272.81	263.92	263.42	266.57	266.07	268.09	267.59	259.99	259.49	262.25	261.75	264.22	263.71
1.2	126.46	125.96	123.19	122.69	126.16	125.66	117.99	117.49	117.61	117.11	121.35	120.84	112.09	111.58	113.21	112.71	117.87	117.37
1.3	61.13	60.63	57.05	56.55	60.15	59.65	54.22	53.72	53.09	52.59	57.08	56.58	49.49	48.99	50.18	49.68	54.94	54.43
1.4	32.08	31.58	28.99	28.48	31.59	31.09	27.29	26.79	26.51	26.00	29.77	29.27	24.18	23.68	24.78	24.28	28.54	28.03
1.5	18.41	17.91	16.37	15.86	18.40	17.89	15.24	14.73	14.84	14.33	17.31	16.80	13.29	12.78	13.82	13.31	16.60	16.09
1.6	11.50	10.99	10.20	9.68	11.75	11.24	9.39	8.88	9.23	8.71	11.09	10.58	8.15	7.63	8.61	8.09	10.67	10.15
1.7	7.74	7.23	6.91	6.39	8.12	7.60	6.31	5.79	6.28	5.75	7.70	7.18	5.49	4.97	5.89	5.37	7.45	6.93
1.8	5.56	5.04	5.02	4.50	5.99	5.46	4.56	4.03	4.60	4.07	5.71	5.19	4.01	3.47	4.35	3.82	5.56	5.04
1.9	4.23	3.69	3.87	3.33	4.65	4.12	3.50	2.96	3.58	3.04	4.48	3.94	3.12	2.57	3.42	2.88	4.39	3.86
2.0	3.36	2.82	3.13	2.58	3.78	3.24	2.83	2.27	2.92	2.37	3.66	3.12	2.56	2.00	2.82	2.27	3.61	3.07
2.5	1.70	1.09	1.69	1.08	2.01	1.42	1.56	0.93	1.66	1.05	2.01	1.42	1.51	0.87	1.66	1.05	2.02	1.44
3.0	1.29	0.62	1.32	0.65	1.51	0.88	1.25	0.56	1.33	0.66	1.52	0.89	1.24	0.55	1.34	0.67	1.54	0.91
3.5	1.15	0.41	1.18	0.46	1.30	0.62	1.14	0.39	1.19	0.48	1.31	0.64	1.14	0.40	1.20	0.49	1.32	0.65
4.0	1.09	0.30	1.11	0.35	1.19	0.48	1.08	0.30	1.12	0.37	1.20	0.49	1.09	0.31	1.13	0.38	1.21	0.50