Table 4 Analysis of variance of cellulase production

Exoglucanase

(IU/ml/min)

Sources

DF

Adj SS

Adj MS

F value

P value

Model

9

5.98870

0.66541

4391.18

0.000

X₄

1

1.80690

1.80690

11924.11

0.000

X₅

1

0.11234

0.11234

741.34

0.000

X₇

1

0.11281

0.11281

744.47

0.000

X₄²

1

1.18320

1.18320

7808.19

0.000

X₅²

1

0.52920

0.52920

3492.31

0.000

X₇²

1

0.09680

0.09680

638.81

0.000

X₄X₅

1

0.36724

0.36724

2423.47

0.000

X₄X₇

1

1.35723

1.35723

8956.61

0.000

X₅X₇

1

0.43560

0.43560

2874.62

0.000

Error

5

0.00076

0.00015

Lack of fit

3

0.00069

0.00023

6.91

0.129

Pure error

2

0.00007

0.00003

Total

14

5.98945

Endoglucanase

(IU/ml/min)

Sources

DF

Adj SS

Adj MS

F value

P value

Model

9

7.48850

0.83206

544.58

0.000

X₄

1

1.86631

1.86631

1221.50

0.000

X₅

1

0.51765

0.51765

338.80

0.000

X₇

1

0.19877

0.19877

130.09

0.000

X₄²

1

1.83040

1.83040

1198.0

0.000

X₅²

1

0.24737

0.24737

161.90

0.000

X₇²

1

0.38323

0.38323

250.82

0.000

X₄X₅

1

0.67651

0.67651

442.77

0.000

X₄X₇

1

1.27577

1.27577

834.99

0.000

X₅X₇

1

0.39690

0.39690

259.77

0.000

Error

5

0.00764

0.00153

Lack of fit

3

0.00757

0.00252

75.73

0.013

Pure error

2

0.00007

0.00003

Total

14

7.49614