Table 4 Multiply censored data at both stress level with \(\tau = 71\) and CLs of 20%, 30%, and 40%.

From: Statistical inferences under step stress partially accelerated life testing based on multiple censoring approaches using simulated and real-life engineering data

Stress

CL (%)

Data

Normal

20

Observed

1 1 2 3 3 3 3 4 5 5 5 5 5 7 7 7 9 9 10 11 11 11 11 12 12 12 12 13 14 14 14 14 14 14 14 14 15 15 15 16 16 16 18 18 18 18 18 18 20 20 21 21 22 22 22 23 23 23 24 24 25 26 26 27 27 29 29 29 29 30 31 31 32 33 33 34 34 34 35 35 36 36 37 39 39 41 42 43 44 44 44 46 46 47 47 48 49 50 50 51 52 54 54

Censored

55 56 56 57 57 57 58 59 59 59 60 61 61 62 62 62 63 65 66 67 67 68 70 70

Accelerated

20

Observed

72 74 76 77 79 79 80 82 84 85 87 88 90 90 91 95 97 97 98 100 100 101 102 102 104 104 104 106 111 118 118 120 120 130 130 130 134 139 141 142 152 153 156 163 169 176 181 182 184 186 188 191 194 197 201 206 208 208 209 210 216 220 225 230 230 239

Censored

254 261 270 283 310 320 326 359 386 413 438 447 487 493 502 603

Normal

30

Observed

1 1 2 3 3 3 3 4 5 5 5 5 5 7 7 7 9 9 10 11 11 11 11 12 12 12 12 13 14 14 14 14 14 14 14 14 15 15 15 16 16 16 18 18 18 18 18 18 20 20 21 21 22 22 22 23 23 23 24 24 25 26 26 27 27 29 29 29 29 30 31 31 32 33 33 34 34 34 35 35 36 36 37 39 39 41 42 43 44 44 44

Censored

46 46 47 47 48 49 50 50 51 52 54 54 55 56 56 57 57 57 58 59 59 59 60 61 61 62 62 62 63 65 66 67 67 68 70 70

Accelerated

30

Observed

72 74 76 77 79 79 80 82 84 85 87 88 90 90 91 95 97 97 98 100 100 101 102 102 104 104 104 106 111 118 118 120 120 130 130 130 134 139 141 142 152 153 156 163 169 176 181 182 184 186 188 191 194 197 201 206 208 208

Censored

209 210 216 220 225 230 230 239 246 246 254 261 270 283 310 320 326 359 386 413 438 447 487 493 502 603

Normal

40

Observed

1 1 2 3 3 3 3 4 5 5 5 5 5 7 7 7 9 9 10 11 11 11 11 12 12 12 12 13 14 14 14 14 14 14 14 14 15 15 15 16 16 16 18 18 18 18 18 18 20 20 21 21 22 22 22 23 23 23 24 24 25 26 26 27 27 29 29 29 29 30 31 31 32 33 33 34 34 34

Censored

35 35 36 36 37 39 39 41 42 43 44 44 44 46 46 47 47 48 49 50 50 51 52 54 54 55 56 56 57 57 57 58 59 59 59 60 61 61 62 62 62 63 65 66 67 67 68 70 70

Accelerated

40

Observed

72 74 76 77 79 79 80 82 84 85 87 88 90 90 91 95 97 97 98 100 100 101 102 102 104 104 104 106 111 118 118 120 120 130 130 130 134 139 141 142 152 153 156 163 169 176 181 182 184 186

Censored

188 191 194 197 201 206 208 208 209 210 216 220 225 230 230 239 246 246 254 261 270 283 310 320 326 359 386 413 438 447 487 493 502 603

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