Table 2.
ANOVA for polyphenol oxidase (PPO) inactivation through 23 surface design + central points + start points. r2= 0.8083; r2adj = 0.8462.
| Factor | SS | df | MS | p |
|---|---|---|---|---|
| T | 8.3298 | 1 | 8.32985 | 0.003001 |
| T2 | 19.4339 | 1 | 19.43392 | 0.000042 |
| t | 49.5296 | 1 | 49.52962 | 0.000000 |
| t2 | 2.2011 | 1 | 2.20111 | 0.100515 |
| Inh | 35.4793 | 1 | 35.47934 | 0.000001 |
| Inh2 | 0.0185 | 1 | 0.01846 | 0.876667 |
| T × t | 3.5258 | 1 | 3.52580 | 0.041099 |
| T × Inh | 0.0242 | 1 | 0.02417 | 0.859066 |
| t × Inh | 4.2416 | 1 | 4.24158 | 0.026414 |
| Error | 16.4760 | 22 | 0.74891 | |
| Total SS | 150.9190 | 31 |
SS is the sum of the squares, df is the degree of freedom, MS is the mean square, p is the probability value, T is temperature, t is time, and Inh is Inhibitor.