Table 3.
Actual and predicted values of hunter color of fried and raw extrudates
| Banana flour(%) | Screw speed (rpm) | Extrusion temperature (°C) | L* | a* | b* | |||
|---|---|---|---|---|---|---|---|---|
| Actual | Predicted | Actual | Predicted | Actual | Predicted | |||
| a | ||||||||
| 0 | 300 | 130 | 55.14 | 55.17 | 5.13 | 5,85 | 21.87 | 25.30 |
| 10 | 300 | 130 | 57.11 | 56.55 | 5.50 | 5.45 | 23.48 | 22.821 |
| 20 | 300 | 130 | 58.56 | 57.93 | 4.78 | 5.05 | 20.35 | 20.32 |
| 30 | 300 | 130 | 59.61 | 59.31 | 4.84 | 4.64 | 19.04 | 17.83 |
| 0 | 300 | 150 | 54.22 | 54.47 | 5.48 | 5.47 | 27.66 | 25.83 |
| 10 | 300 | 150 | 55.9 | 55.85 | 5.40 | 5.06 | 24.42 | 23.34 |
| 20 | 300 | 150 | 56.56 | 57.23 | 4.74 | 4.66 | 22.00 | 20.85 |
| 30 | 300 | 150 | 58.76 | 58.61 | 4.15 | 4.26 | 17.59 | 18.36 |
| 0 | 500 | 170 | 54.19 | 53.78 | 4.70 | 5.08 | 26.14 | 26.36 |
| 10 | 500 | 130 | 57.81 | 58.01 | 6.17 | 5.57 | 23.50 | 22.26 |
| 20 | 500 | 130 | 59.87 | 59.39 | 4.87 | 5.17 | 19.46 | 19.77 |
| 30 | 500 | 130 | 61.23 | 60.77 | 4.58 | 4.38 | 19.78 | 17.81 |
| 0 | 500 | 150 | 55.34 | 55.94 | 5.89 | 5.59 | 27.92 | 25.28 |
| 10 | 500 | 150 | 56.66 | 57.32 | 5.29 | 5.18 | 23.30 | 22.79 |
| 20 | 500 | 150 | 57.41 | 58.70 | 4.53 | 4.78 | 19.97 | 20.30 |
| 30 | 500 | 150 | 59.01 | 60.08 | 4.58 | 4.38 | 19.78 | 17.81 |
| 0 | 500 | 170 | 55.76 | 55.24 | 5.04 | 5.20 | 24.35 | 25.80 |
| 10 | 500 | 170 | 57.77 | 56.62 | 4.76 | 4.80 | 24.11 | 23.31 |
| 20 | 500 | 170 | 58.73 | 58.00 | 4.36 | 4.40 | 22.58 | 20.82 |
| 30 | 500 | 170 | 59.88 | 59.38 | 3.46 | 3.99 | 15.56 | 18.33 |
| b | ||||||||
| 0 | 300 | 130 | 54.23 | 57.52 | 6.37 | 7.74 | 22.63 | 26.99 |
| 10 | 300 | 130 | 52.69 | 55.01 | 6.06 | 7.41 | 20.32 | 23.39 |
| 20 | 300 | 130 | 51.00 | 52.50 | 6.00 | 7.07 | 16.00 | 19.79 |
| 30 | 300 | 130 | 58.05 | 49.99 | 6.68 | 6.74 | 27.21 | 16.19 |
| 0 | 300 | 150 | 55.60 | 57.07 | 6.77 | 7.21 | 24.62 | 26.75 |
| 10 | 300 | 150 | 49.80 | 54.56 | 6.00 | 6.88 | 17.73 | 23.15 |
| 20 | 300 | 150 | 47.73 | 52.05 | 5.36 | 6.54 | 14.91 | 19.55 |
| 30 | 300 | 150 | 58.84 | 49.54 | 7.05 | 6.21 | 28.09 | 15.95 |
| 0 | 300 | 170 | 55.63 | 56.61 | 7.04 | 6.68 | 23.00 | 26.52 |
| 10 | 300 | 170 | 53.98 | 54.10 | 7.03 | 6.35 | 21.30 | 22.92 |
| 20 | 300 | 170 | 53.32 | 51.59 | 6.52 | 6.01 | 19.12 | 19.32 |
| 30 | 300 | 170 | 59.36 | 49.08 | 6.70 | 5.68 | 28.88 | 15.72 |
| 0 | 500 | 130 | 55.12 | 58.97 | 6.62 | 7.46 | 22.64 | 27.88 |
| 10 | 500 | 130 | 54.77 | 56.46 | 6.10 | 7.13 | 21.38 | 24.28 |
| 20 | 500 | 130 | 51.00 | 53.95 | 5.10 | 6.80 | 14.92 | 20.68 |
| 30 | 500 | 130 | 56.50 | 51.44 | 6.57 | 6.46 | 26.00 | 17.08 |
| 0 | 500 | 150 | 55.70 | 58.52 | 6.42 | 6.93 | 24.97 | 27.65 |
| 10 | 500 | 150 | 53.05 | 56.01 | 6.25 | 6.60 | 20.50 | 24.05 |
| 20 | 500 | 150 | 50.26 | 53.50 | 5.43 | 6.27 | 16.23 | 20.45 |
| 30 | 500 | 150 | 54.23 | 50.99 | 6.37 | 5.93 | 22.63 | 16.85 |
| 0 | 500 | 170 | 52.69 | 58.06 | 6.06 | 6.40 | 20.32 | 27.41 |
| 10 | 500 | 170 | 51.00 | 55.55 | 6.00 | 6.07 | 16.00 | 23.81 |
| 20 | 500 | 170 | 58.05 | 53.04 | 6.68 | 5.74 | 27.21 | 20.21 |
| 30 | 500 | 170 | 55.60 | 50.53 | 6.77 | 5.40 | 24.62 | 16.61 |