Research Article
Designing a Repetitive Group Sampling Plan for Weibull Distributed Processes
Table 1
The proposed plan parameters when
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| | | , | , | , | | | | ASN | | | | ASN | | | | ASN |
| 0.01 | 0.02 | 18 | 0.9863 | 0.9821 | 21.9 | 13 | 0.9859 | 0.9823 | 15.494 | 9 | 0.9885 | 0.9800 | 14.615 | 0.03 | 6 | 0.9857 | 0.9711 | 8.6793 | 5 | 0.9826 | 0.9717 | 6.5068 | 3 | 0.9874 | 0.9662 | 5.2036 | 0.04 | 3 | 0.9849 | 0.9548 | 4.9917 | 3 | 0.9807 | 0.9562 | 4.4119 | 2 | 0.9864 | 0.9318 | 4.4893 | 0.05 | 3 | 0.9819 | 0.9516 | 4.2998 | 3 | 0.9754 | 0.9543 | 3.787 | 2 | 0.9831 | 0.948 | 3.0405 | 0.06 | 2 | 0.9818 | 0.9268 | 3.3224 | 2 | 0.9743 | 0.9375 | 2.7382 | 2 | 0.9766 | 0.9450 | 2.6424 | 0.07 | 2 | 0.9753 | 0.9221 | 2.9413 | 2 | 0.9685 | 0.9364 | 2.4898 | 2 | 0.9726 | 0.9440 | 2.4449 | 0.08 | 2 | 0.9735 | 0.9349 | 2.514 | 2 | 0.9609 | 0.9333 | 2.3331 | 2 | 0.9666 | 0.9439 | 2.2715 | 0.09 | 2 | 0.9692 | 0.9383 | 2.3188 | 2 | 0.9550 | 0.9309 | 2.2389 | 2 | 0.9611 | 0.9484 | 2.1183 | 0.10 | 2 | 0.9605 | 0.9379 | 2.1855 | 2 | 0.9521 | 0.9308 | 2.1772 | 2 | 0.9625 | 0.9593 | 2.0244 |
| 0.02 | 0.03 | 30 | 0.9781 | 0.9704 | 47.052 | 25 | 0.9785 | 0.9688 | 44.72 | 27 | 0.9791 | 0.9718 | 41.903 | 0.04 | 13 | 0.9757 | 0.9618 | 18.931 | 7 | 0.9769 | 0.9515 | 14.153 | 9 | 0.9756 | 0.9642 | 12.226 | 0.05 | 9 | 0.9717 | 0.9591 | 10.914 | 6 | 0.9702 | 0.9504 | 8.3713 | 5 | 0.9744 | 0.9511 | 7.5425 | 0.06 | 6 | 0.9671 | 0.9436 | 7.9504 | 5 | 0.9670 | 0.9447 | 6.5408 | 4 | 0.9718 | 0.9453 | 5.6142 | 0.07 | 5 | 0.9647 | 0.9349 | 6.5976 | 4 | 0.9631 | 0.9355 | 5.1674 | 3 | 0.9705 | 0.9343 | 4.3163 | 0.08 | 4 | 0.9643 | 0.9334 | 5.0328 | 3 | 0.9635 | 0.9159 | 4.3488 | 2 | 0.9703 | 0.9027 | 3.3567 | 0.09 | 3 | 0.9588 | 0.9135 | 4.01 | 3 | 0.9547 | 0.9084 | 4.0215 | 2 | 0.9694 | 0.9001 | 3.1957 | 0.10 | 3 | 0.9544 | 0.9055 | 3.9127 | 2 | 0.9580 | 0.8676 | 3.2213 | 2 | 0.9640 | 0.8942 | 2.9726 | 0.15 | 2 | 0.9397 | 0.8761 | 2.4195 | 2 | 0.9260 | 0.8621 | 2.4095 | 2 | 0.9330 | 0.9090 | 2.1418 |
| 0.05 | 0.06 | 124 | 0.9480 | 0.9382 | 224.08 | 112 | 0.9464 | 0.9384 | 174.79 | 114 | 0.9480 | 0.9386 | 197.76 | 0.07 | 47 | 0.9434 | 0.9316 | 63.899 | 40 | 0.9428 | 0.9282 | 59.678 | 26 | 0.9498 | 0.9256 | 53.586 | 0.08 | 22 | 0.9417 | 0.9209 | 31.77 | 21 | 0.9418 | 0.9198 | 31.143 | 22 | 0.9421 | 0.9238 | 30.272 | 0.09 | 15 | 0.9407 | 0.9089 | 22.958 | 13 | 0.9386 | 0.9084 | 19.292 | 14 | 0.9416 | 0.9166 | 19.475 | 0.10 | 10 | 0.9404 | 0.8897 | 17.505 | 11 | 0.9304 | 0.9050 | 14.016 | 10 | 0.9369 | 0.9101 | 13.086 | 0.15 | 5 | 0.9222 | 0.8561 | 6.7725 | 5 | 0.9058 | 0.8557 | 6.2126 | 4 | 0.9293 | 0.8666 | 5.4255 | 0.20 | 3 | 0.9088 | 0.7796 | 4.3559 | 3 | 0.8843 | 0.8008 | 3.7471 | 2 | 0.9231 | 0.7554 | 3.2373 | 0.25 | 2 | 0.9028 | 0.6611 | 3.2337 | 2 | 0.8750 | 0.6677 | 2.9365 | 2 | 0.8869 | 0.7841 | 2.4505 |
| 0.10 | 0.15 | 26 | 0.8856 | 0.8397 | 42.076 | 21 | 0.8813 | 0.8359 | 33.26 | 14 | 0.8998 | 0.8208 | 33.081 | 0.20 | 8 | 0.8761 | 0.7651 | 13.84 | 8 | 0.8635 | 0.7728 | 12.211 | 7 | 0.8821 | 0.7871 | 11.208 | 0.25 | 5 | 0.8605 | 0.6867 | 8.4798 | 5 | 0.8456 | 0.6960 | 7.7256 | 4 | 0.8673 | 0.7016 | 6.5574 | 0.30 | 4 | 0.8356 | 0.6531 | 5.8202 | 4 | 0.8081 | 0.6731 | 5.1927 | 3 | 0.8451 | 0.6701 | 4.3006 | 0.35 | 3 | 0.8239 | 0.5647 | 4.4808 | 3 | 0.7907 | 0.5823 | 4.0697 | 2 | 0.8449 | 0.4802 | 3.4214 | 0.40 | 2 | 0.7724 | 0.5688 | 3.7834 | 2 | 0.7888 | 0.3009 | 3.3957 | 2 | 0.8068 | 0.5173 | 2.8152 | 0.50 | 2 | 0.7408 | 0.3418 | 2.7159 | 2 | 0.6790 | 0.3716 | 2.4992 | 2 | 0.7180 | 0.5817 | 2.2161 |
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