Experiment

number

Independent Variables

Dependent Variables

Extraction

temperature (˚C)

NaCl

(%)

Pulp amount (%)

Number of peaks

(Non-polar column)

Number of peaks (Polar column)

Observed

Predicted

% Difference

(CV)

Observed

1

35

6

21

45

47

2.8

48

2

55

6

21

37

39

3.6

66

3

35

24

21

42

38

6.2

33

4

55

24

21

31

31

1.1

42

5

35

6

79

31

35

8.6

47

6

55

6

79

21

27

17.9

72

7

35

24

79

27

27

1.0

56

8

55

24

79

12

19

30.8

39

9

28

15

50

44

45

1.3

63

10

62

15

50

38

31

13.3

59

11

45

0

50

48

42

9.9

44

12

45

30

50

27

28

1.5

54

13

45

15

1

42

44

3.4

64

14

45

15

99

32

24

19.6

43

15

45

15

50

87

81

4.8

70

16

45

15

50

80

81

1.2

68

17

45

15

50

76

81

4.8

61