Research Article
Optimal Tolerance Design and Optimization for a Pharmaceutical Quality Characteristic
Table 2
Experimental data for a pharmaceutical manufacturing process.
| Control factors () | Destructive quality characteristic hardness () | Surrogate variable terahertz refractive index () | ā | | | | | | | | | | | | | | |
| | | | 6.478 | 7.518 | 6.281 | 6.759 | 0.442 | 1.477 | 1.560 | 1.407 | 1.481 | 0.006 | 0.948 | | | | 2.000 | 3.004 | 2.345 | 2.450 | 0.260 | 1.043 | 1.180 | 1.000 | 1.074 | 0.009 | 0.840 | | | | 8.839 | 10.220 | 9.088 | 9.382 | 0.542 | 1.670 | 1.787 | 1.641 | 1.699 | 0.006 | 0.937 | | | | 5.699 | 6.750 | 5.581 | 6.010 | 0.414 | 1.403 | 1.460 | 1.284 | 1.382 | 0.008 | 0.807 | | | | 5.495 | 6.817 | 6.280 | 6.197 | 0.443 | 1.351 | 1.505 | 1.343 | 1.400 | 0.008 | 0.779 | | | | 9.600 | 10.570 | 9.103 | 9.757 | 0.554 | 1.753 | 1.801 | 1.648 | 1.734 | 0.006 | 0.922 | | | | 4.987 | 5.985 | 4.807 | 5.260 | 0.403 | 1.327 | 1.362 | 1.205 | 1.298 | 0.007 | 0.774 | | | | 10.756 | 11.940 | 10.510 | 11.070 | 0.586 | 1.903 | 2.000 | 1.866 | 1.923 | 0.005 | 0.994 | | | | 7.113 | 7.848 | 6.443 | 7.135 | 0.494 | 1.480 | 1.523 | 1.380 | 1.461 | 0.005 | 0.968 | | | | 7.473 | 8.470 | 7.143 | 7.695 | 0.477 | 1.570 | 1.626 | 1.466 | 1.554 | 0.007 | 0.900 | | | | 8.657 | 9.609 | 8.195 | 8.820 | 0.520 | 1.655 | 1.718 | 1.567 | 1.647 | 0.006 | 0.957 | 0 | 1.68 | 0 | 10.647 | 12.000 | 10.557 | 11.070 | 0.653 | 1.828 | 1.936 | 1.804 | 1.856 | 0.005 | 0.993 | 0 | 0 | | 2.705 | 3.804 | 3.089 | 3.199 | 0.312 | 1.082 | 1.213 | 1.050 | 1.115 | 0.007 | 0.858 | 0 | 0 | 1.68 | 7.779 | 8.888 | 7.546 | 8.071 | 0.514 | 1.610 | 1.657 | 1.490 | 1.586 | 0.007 | 0.820 | 0 | 0 | 0 | 8.431 | 8.511 | 7.271 | 8.071 | 0.482 | 1.651 | 1.561 | 1.475 | 1.563 | 0.008 | 0.828 | 0 | 0 | 0 | 7.379 | 7.286 | 6.173 | 6.946 | 0.451 | 1.475 | 1.551 | 1.383 | 1.470 | 0.007 | 0.858 | 0 | 0 | 0 | 6.993 | 7.887 | 6.521 | 7.134 | 0.481 | 1.519 | 1.549 | 1.392 | 1.487 | 0.007 | 0.868 | 0 | 0 | 0 | 8.856 | 8.856 | 7.623 | 8.445 | 0.507 | 1.700 | 1.609 | 1.527 | 1.612 | 0.008 | 0.849 | 0 | 0 | 0 | 7.299 | 8.657 | 7.694 | 7.883 | 0.488 | 1.537 | 1.654 | 1.480 | 1.557 | 0.008 | 0.818 | 0 | 0 | 0 | 10.443 | 10.300 | 9.092 | 9.945 | 0.550 | 1.739 | 1.788 | 1.631 | 1.720 | 0.006 | 0.918 |
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