Table 3 BB designed matrix for the selected 3-variables (X1 Sugarcane bagasse, X2 pH and X3 Temperature) influencing cellulase production by the fusant (PFNT) using solid substrates SCB and WB.
| Â | Variables | Cellulase (U/ml) | ||||
|---|---|---|---|---|---|---|
Trial | X1 | X2 | X3 | Experimental | Predicted | Residual |
1 | -1 | -1 | 0 | 3.692999 | 4.617845 | -0.92485 |
2 | 1 | -1 | 0 | 7.269158 | 7.323616 | -0.05446 |
3 | -1 | 1 | 0 | 7.428098 | 7.373640 | 0.05445 |
4 | 1 | 1 | 0 | 8.343898 | 7.419052 | 0.92484 |
5 | -1 | 0 | -1 | 5.489357 | 5.500473 | -0.01112 |
6 | 1 | 0 | -1 | 4.404210 | 5.285714 | -0.88150 |
7 | -1 | 0 | 1 | 5.307947 | 4.426443 | 0.88150 |
8 | 1 | 0 | 1 | 7.403500 | 7.392384 | 0.01111 |
9 | 0 | -1 | -1 | 4.113056 | 3.177093 | 0.93596 |
10 | 0 | 1 | -1 | 4.655629 | 4.698971 | -0.04334 |
11 | 0 | -1 | 1 | 3.833018 | 3.789676 | 0.04334 |
12 | 0 | 1 | 1 | 4.183065 | 5.119028 | -0.93596 |
13 | 0 | 0 | 0 | 5.863292 | 6.012062 | -0.14877 |
14 | 0 | 0 | 0 | 6.160833 | 6.012062 | 0.14877 |
Variables | code | Coded level and actual level | Â | Â | ||
-1 | 0 | 1 | Â | Â | ||
SCB | X1 | 3 | 5 | 7 | Â | Â |
pH | X2 | 3 | 4 | 5 | Â | Â |
Temp.ºC | X3 | 25 | 30 | 35 |  |  |