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Table 4 Analysis of variance of the model for biomass production

From: Effects of nutritional conditions on growth and biochemical composition of Tetraselmis sp.

Source

Sum of squares

df

Mean square

F value

P value

x 1

0.88

1

0.88

17.49

0.05

x 2

4.01

1

4.01

79.37

<0.05

x 3

0.20

1

0.20

4.05

0.18

x 4

3.79

1

3.79

74.98

<0.05

x 1 x 2

0.08

1

0.08

1.60

0.33

x 1 x 3

0.26

1

0.26

5.13

0.15

x 1 x 4

0.09

1

0.09

1.95

0.29

x 2 x 3

1.32

1

1.32

26.11

<0.05

x 2 x 4

2.73

1

2.73

54.09

<0.05

x 3 x 4

1.19

1

1.19

23.68

<0.05

x 1 2

2.25

1

2.25

44.50

<0.05

x 2 2

0.37

1

0.37

7.39

0.11

x 3 2

0.99

1

0.99

19.58

<0.05

x 4 2

0.84

1

0.84

16.74

0.05

Lack of fit

1.42

10

0.14

2.81

0.29

Pure error

0.10

2

0.05

  

Total

25.82

26

   
  1. R2 = 0.94