Distance  (d) Coded values ofindependent variables Estimated Y1 response(1) Distance  (d) Coded values ofindependent variables Estimated Y2 response (2)   X1 X6 X3     X1 X6 X3   0.0 0.000 0.000 0.000 0.277 0.0 0.000 0.000 0.000 40.444 0.1 0.093 0.034 0.012 0.284 0.1 0.094 0.032 0.009 42.094 0.2 0.183 0.074 0.030 0.291 0.2 0.186 0.074 0.003 43.648 0.3 0.269 0.12 0.055 0.297 0.3 0.271 0.126 -0.025 45.124 0.4 0.350 0.173 0.085 0.304 0.4 0.346 0.184 -0.078 46.593 0.5 0.427 0.231 0.122 0.310 0.5 0.410 0.241 -0.152 48.120 0.6 0.498 0.294 0.162 0.316 0.6 0.466 0.294 -0.237 49.767 0.7 0.564 0.360 0.207 0.322 0.7 0.515 0.343 -0.328 51.552 0.8 0.625 0.429 0.254 0.327 0.8 0.560 0.387 -0.420 53.472 0.9 0.683 0.500 0.304 0.333 0.9 0.602 0.429 -0.513 55.562 1.0 0.738 0.573 0.356 0.339 1.0 0.642 0.469 -0.606 57.828 1.1 0.789 0.647 0.410 0.344 1.1 0.680 0.508 -0.699 60.265 1.2 0.838 0.722 0.464 0.350 1.2 0.718 0.545 -0.792 62.891 1.3 0.885 0.798 0.519 0.356 1.3 0.754 0.581 -0.885 65.683 1.4 0.931 0.875 0.576 0.362 1.4 0.790 0.617 -0.978 68.683 1.5 0.974 0.951 0.631 0.367 1.5 0.825 0.651 -1.070 71.821 1.6 1.015 1.026 0.687 0.373 1.6 0.860 0.686 -1.162 75.175 1.7 1.055 1.103 0.743 0.379 1.7 0.894 0.719 -1.254 78.682 1.8 1.096 1.182 0.802 0.385 1.8 0.928 0.753 -1.35 82.404 1.9 1.135 1.259 0.859 0.391 1.9 0.962 0.786 -1.438 86.308 2.0 1.173 1.336 0.917 0.397 2.0 0.995 0.819 -1.530 90.391 2.1 1.212 1.418 0.977 0.404 2.1 1.029 0.851 -1.621 94.642 2.2 1.246 1.490 1.032 0.409 2.2 1.062 0.883 -1.712 99.064 2.3 1.282 1.567 1.089 0.416 2.3 1.095 0.916 -1.804 103.736 2.4 1.319 1.649 1.151 0.422 2.4 1.128 0.948 -1.895 108.54 2.5 1.352 1.723 1.206 0.428 2.5 1.160 0.979 -1.986 113.506 2.6 1.387 1.801 1.264 0.435 2.6 1.193 1.011 -2.077 118.702 2.7 1.423 1.881 1.324 0.442 2.7 1.225 1.043 -2.168 124.066 2.8 1.452 1.947 1.374 0.447 2.8 1.258 1.074 -2.259 129.625 2.9 1.487 2.029 1.435 0.454 2.9 1.290 1.106 -2.350 135.372 3.0 1.520 | 2.107 1.494 0.461 3.0 1.323 1.137 -2.441 141.315

(1): Soluble proteins in terms of mg/mL (2): NH2-free amino groups in terms of µmole leucine/mL.

Table 7: Estimated ridge of maximum response Y1 and Y2.