Table 3 Optimum \(DSP - (n{}_{1},n_{2} )\) for life tests based on Pareto type IV distribution having shape parameters \(\lambda = 2\) and \(\eta = 0.6\) (r = 0.90). Key: \(n{}_{1},n_{2} ,ASN\;at\;p_{1}\).

From: Design of double sampling inspection plans for life tests under time censoring based on Pareto type IV distribution

OR	\(t/\rho_{0}\)
OR	0.03	0.04	0.05	0.06	0.07	0.08	0.09	0.1	0.11	0.12
4.6	603, 789, 727	374, 485, 450	258, 335, 311	191, 243, 230	148, 187, 178	119, 147, 143	98, 120, 117	82, 104, 99	70, 89, 85	61, 74, 73
4.7	574, 857, 703	356, 525, 436	246, 357, 300	182, 260, 222	141, 200, 172	113, 160, 138	93, 132, 114	78, 112, 95	67, 92, 82	58, 80, 71
4.8	549, 923, 683	340, 575, 424	235, 388, 292	174, 278, 215	135, 210, 166	108, 172, 134	89, 139, 110	75, 113, 92	64, 98, 79	56, 77, 68
4.9	527, 987, 666	327, 596, 411	226, 400, 283	167, 294, 209	129, 236, 163	104, 174, 129	85, 158, 108	72, 118, 89	61, 114, 78	53, 94, 67
5.0	507, 1068, 652	315, 618, 400	217, 443, 278	161, 299, 202	124, 259, 160	100, 183, 126	82, 160, 104	69, 131, 87	59, 110, 75	51, 99, 65
5.1	490, 1068, 631	304, 636, 388	210, 427, 267	155, 322, 198	120, 250, 154	96, 211, 124	79, 174, 103	67, 120, 84	57, 110, 72	50, 80, 61
5.2	473, 1162, 622	293, 728, 387	203, 431, 259	150, 316, 191	116, 254, 149	93, 202, 120	77, 145, 96	65, 113, 80	55, 116, 71	48, 87, 60
5.3	458, 1159, 603	284, 688, 370	196, 472, 255	145, 329, 187	112, 286, 148	90, 204, 116	74, 173, 96	63, 109, 77	53, 142, 71	46, 112, 61
5.4	444, 1119, 580	275, 710, 361	190, 459, 246	140, 408, 190	109, 237, 138	87, 228, 115	72, 150, 91	61, 108, 75	52, 96, 64	45, 85, 56
5.5	430, 1215, 574	267, 651, 344	184, 488, 242	136, 349, 178	106, 215, 132	85, 171, 106	70, 139, 87	59, 110, 73	50, 116, 64	44, 74, 53
5.6	417, 1297, 566	259, 647, 334	179, 417, 228	132, 338, 171	102, 333, 141	82, 202, 106	68, 132, 84	57, 118, 71	49, 90, 60	42, 104, 55
5.7	405, 1209, 541	251, 734, 334	174, 389, 218	128, 368, 170	100, 198, 123	80, 167, 99	66, 130, 81	55, 149, 72	47, 129, 62	41, 85, 51
5.8	394, 1027, 507	244, 668, 317	169, 382, 211	125, 273, 155	97, 200, 120	78, 150, 95	64, 133, 79	54, 103, 66	46, 94, 57	40, 76, 49
5.9	383, 990, 489	237, 697, 312	164, 397, 207	121, 319, 156	94, 213, 117	75, 245, 102	62, 144, 78	52, 133, 67	45, 81, 54	39, 71, 47
6.0	372, 1061, 483	231, 568, 291	159, 501, 212	118, 270, 147	91, 285, 121	73, 211, 96	61, 108, 73	51, 99, 62	44, 74, 52	38, 67, 46
6.1	362, 1006, 464	224, 856, 311	155, 398, 196	115, 249, 141	89, 198, 110	71, 218, 94	59, 117, 72	50, 86, 59	42, 127, 56	37, 65, 44
6.2	352, 1110, 462	218, 981, 315	151, 370, 188	112, 239, 136	87, 173, 105	70, 130, 84	57, 148, 72	48, 113, 60	41, 101, 52	36, 64, 43
6.3	343, 976, 438	213, 524, 264	147, 365, 183	109, 237, 133	84, 238, 108	68, 132, 81	56, 109, 67	47, 94, 57	40, 92, 50	35, 64, 42
6.4	334, 996, 428	207, 619, 266	143, 392, 181	106, 245, 130	82, 202, 102	66, 141, 80	54, 164, 70	46, 85, 55	39, 88, 48	34, 66, 41
6.5	326, 842, 404	202, 531, 252	140, 306, 169	103, 282, 130	80, 188, 98	64, 173, 81	53, 112, 64	45, 78, 53	38, 87, 47	33, 72, 40
6.6	318, 794, 390	197, 507, 243	136, 349, 168	101, 214, 121	78, 184, 95	63, 122, 75	52, 96, 61	44, 74, 51	37, 91, 46	32, 96, 41
6.7	310, 796, 381	192, 521, 238	133, 301, 160	98, 259, 121	76, 189, 93	61, 146, 74	51, 87, 59	43, 70, 50	36, 110, 46	32, 50, 37
6.8	302, 884, 379	187, 709, 249	130, 278, 155	96, 211, 115	74, 220, 94	60, 115, 71	49, 120, 60	42, 68, 49	36, 57, 42	31, 54, 36
6.9	295, 794, 362	183, 467, 223	126, 517, 170	94, 190, 111	73, 140, 85	58, 155, 72	48, 103, 57	41, 67, 47	35, 58, 41	30, 61, 36
7.0	288, 781, 353	179, 417, 214	124, 259, 146	91, 285, 115	71, 150, 84	57, 118, 67	47, 94, 55	40, 66, 46	34, 61, 40	30, 44, 34
7.1	281, 853, 350	175, 393, 207	121, 260, 143	89, 240, 109	69, 180, 84	56, 103, 65	46, 89, 54	39, 66, 45	33, 68, 39	29, 48, 34
7.2	275, 710, 332	171, 383, 202	118, 270, 140	87, 228, 106	68, 132, 79	54, 164, 68	45, 85, 52	38, 67, 44	32, 96, 40	28, 57, 33
7.3	269, 660, 321	167, 384, 197	115, 306, 139	85, 230, 103	66, 159, 79	53, 122, 63	44, 83, 51	37, 70, 43	32, 52, 37	28, 41, 32
7.4	263, 643, 312	163, 405, 194	113, 241, 132	83, 261, 103	65, 126, 75	52, 108, 61	43, 82, 50	36, 77, 42	31, 57, 36	27, 47, 31
7.5	257, 655, 306	159, 501, 197	110, 285, 132	82, 160, 95	63, 169, 76	51, 99, 59	42, 83, 49	35, 101, 43	30, 75, 36	26, 70, 32

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Table 3 Optimum \(DSP - (n{}_{1},n_{2} )\) for life tests based on Pareto type IV distribution having shape parameters \(\lambda = 2\) and \(\eta = 0.6\) (r = 0.90). Key: \(n{}_{1},n_{2} ,ASN\;at\;p_{1}\).

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