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Bulletin of the National Research Centre

Table 3 ANOVA results for the CCD

From: Application of response surface methodology for color removing from dyeing effluent using de-oiled activated algal biomass

Source

Sum of squares

df

Mean square

F value

Prob > F

 

Model

1356.87

4

339.22

109.66

< 0.0001

s

D

876.20

1

876.20

283.25

< 0.0001

s

P

8.93

1

8.93

2.89

0.1099

e

T

125.17

1

125.17

40.46

< 0.0001

s

P2

346.56

1

346.56

112.03

< 0.0001

s

Residual

46.40

15

3.09

   

Lack of fit

37.69

10

3.77

2.16

0.2042

e

Pure error

8.71

5

1.74

   
  1. s Significant, e Nonsignificant
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