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Table 5 ANOVA of the different responses assessed for Box-Behnken design for EPS-BP5M

From: Statistical optimization of waste molasses-based exopolysaccharides and self-sustainable bioelectricity production for dual chamber microbial fuel cell by Bacillus piscis

Source

Sum of squares

df

Mean square

F value

p value

 

Model

2993.23

9

332.58

438.11

 < 0.0001*

Significant

A- (X1)

231.66

1

231.66

305.17

 < 0.0001*

 

B- (X2)

1.93

1

1.93

2.54

0.154

 

C- (X3)

18.67

1

18.67

24.59

0.0016*

 

AB

0.26

1

0.26

0.34

0.5767

 

AC

0.011

1

0.011

0.015

0.9075

 

BC

1.86

1

1.86

2.45

0.1612

 

A^2

434.21

1

434.21

571.98

 < 0.0001*

 

B^2

1318.37

1

1318.37

1736.68

 < 0.0001*

 

C^2

716.24

1

716.24

943.5

 < 0.0001*

 

Residual

5.31

7

0.76

   

Lack of Fit

5.31

3

1.77

   

Pure Error

0

4

0

   

Cor Total

2998.54

16

    

R2

0.9982

     

Adj R2

0.9959

     

Pred R2

0.9716

     

Adeq. precision

50.083

     
  1. A: molasses; B: MgSO4; C: Inoculum size; DF: degrees of freedom
  2. *Significant at P<0.05
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Microbial Cell Factories

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