ANOVA for response surface quadratic model | |||||
Analysis of variance table (sum of squares) | |||||
Code | Sum of squares | Mean square | F Value | P-value Prob > F | Significance |
Model | 2.02 | 0.22 | 10.42 | 0.0005 | significant |
x1-Skim milk | 0.053 | 0.053 | 2.47 | 0.1471 |
|
x2-Sacarose | 0.024 | 0.024 | 1.11 | 0.3165 |
|
x3-Trehalose | 0.19 | 0.19 | 8.61 | 0.0149* |
|
x1x2 | 0.76 | 0.76 | 35.13 | 0.0001* |
|
x1x3 | 0.097 | 0.097 | 4.50 | 0.0600 |
|
x2x3 | 0.31 | 0.31 | 14.49 | 0.0034* |
|
x12 | 0.14 | 0.14 | 6.47 | 0.0292* |
|
x22 | 0.49 | 0.49 | 22.90 | 0.0007* |
|
x32 | 0.027 | 0.027 | 1.27 | 0.2863 |
|
Lack of fit | 0.20 | 0.040 | 13.17 | 0.0067 | significant |