|
Factors
|
Inhibition diameter
|
Surface tension
|
Yield
|
|---|
|
DF
|
Sum of squares
|
F-value
|
p-value
|
DF
|
Sum of squares
|
F-value
|
p-value
|
DF
|
Sum of squares
|
F-value
|
p-value
|
|---|
|
X
1
|
1
|
603.501
|
30.050
|
0.031*
|
1
|
55.900
|
21.580
|
0.043*
|
1
|
1.387
|
27.630
|
0.034*
|
|
X
2
|
1
|
61.200
|
3.050
|
0.223
|
1
|
17.040
|
6.580
|
0.124
|
1
|
0.158
|
3.160
|
0.217
|
|
X
3
|
1
|
0.300
|
0.010
|
0.913
|
1
|
0.520
|
0.200
|
0.697
|
1
|
0.001
|
0.020
|
0.891
|
|
X
4
|
1
|
281.301
|
14.010
|
0.064
|
1
|
22.687
|
8.760
|
0.097
|
1
|
0.790
|
15.750
|
0.058
|
|
X
5
|
1
|
643.868
|
32.060
|
0.029*
|
1
|
222.741
|
86.000
|
0.011*
|
1
|
1.346
|
26.820
|
0.035*
|
|
X
6
|
1
|
397.901
|
19.810
|
0.046*
|
1
|
204.188
|
78.840
|
0.012*
|
1
|
1.009
|
20.100
|
0.046*
|
|
X
7
|
1
|
48.400
|
2.410
|
0.260
|
1
|
8.500
|
3.280
|
0.211
|
1
|
0.080
|
1.590
|
0.334
|
|
X
8
|
1
|
96.900
|
4.820
|
0.159
|
1
|
3.307
|
1.280
|
0.375
|
1
|
0.235
|
4.680
|
0.163
|
|
Lack of fit
|
4
|
52.829
|
0.660
|
0.677
|
4
|
43.422
|
4.190
|
0.201
|
4
|
0.133
|
0.660
|
0.675
|
|
Pure error
|
2
|
40.166
| | |
2
|
5.180
| | |
2
|
0.100
| | |
|
Total (corr.)
|
14
|
2226.37
| | |
14
|
583.489
| | |
14
|
5.242
| | |
|
R
2
| | |
95.82
| | | |
91.67
| | | |
95.34
| |
|
Adjusted R2
| | |
90.25
| | | |
80.56
| | | |
89.60
| |
- X1: Temperature; X2: time; X3: agitation speed; X4: inoculum concentration; X5: sugar cane molasses concentration; X6: peptone concentration; X7: yeast extract concentration; X8: K2HPO4 concentration; DF: degrees of freedom; *significant at p < 0.05
