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Table 5 ANOVA for removal of CV

From: A chemometric approach based on response surface methodology for optimization of antibiotic and organic dyes removal from water samples

Source

Sum of Squares

DF*

Mean Square

F-value

p-value

 

Model

6531.94

14

466.57

549.86

 < 0.0001

Significant

A

144.56

1

144.56

170.37

 < 0.0001

Significant

B

79.83

1

79.83

94.08

 < 0.0001

Significant

C

544.73

1

544.73

641.98

 < 0.0001

Significant

D

338.03

1

338.03

398.38

 < 0.0001

Significant

AB

16.40

1

16.40

19.33

 < 0.0001

Significant

AC

1239.39

1

1239.39

1460.66

 < 0.0001

Significant

AD

52.13

1

52.13

61.43

0.0006

Not significant

BC

381.42

1

381.42

449.52

 < 0.0001

Significant

BD

65.85

1

65.85

77.61

 < 0.0001

Significant

CD

13.69

1

13.69

16.13

0.0013

Not significant

A2

2270.63

1

2270.63

2676.00

 < 0.0001

Significant

B2

1632.07

1

1632.07

1923.44

 < 0.0001

Significant

C2

246.51

1

246.51

290.52

 < 0.0001

Significant

D2

1054.83

1

1054.83

1243.15

 < 0.0001

Significant

Residual

11.88

14

0.8485

   

Lack of Fit

8.38

10

0.8383

0.9591

0.5675

Not significant

Pure Error

3.50

4

0.8741

   

Cor Total

6543.82

28

    

R2 = 0.9982

Adjusted R2 = 0.9964

 

Predicted R2 = 0.9918

 

Adeq-Precision = 79.52

 
  1. *Degree of freedom
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BMC Chemistry

ISSN: 2661-801X

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