Statistical

Parameters

P₂O₅, %

Thickness, m

West

East

West

East

Lower

Upper

Lower

Upper

Min.

15.72

16.6

22.78

0.2

0.2

0.7

Max.

28.5

27.5

32.43

1.4

1.7

1.5

Mean

23.44

22.74

28.28

0.71

0.75

1.06

Variance

3.72

5.24

3.18

0.08

0.12

0.03

Stan. deviation

1.93

2.29

1.78

0.27

0.35

0.17

Range

12.78

10.9

9.65

1.2

1.5

0.8

Co. of variation

0.08

0.1

0.06

0.39

0.47

0.16

Skewness

−0.97

−0.51

−0.63

0.16

0.49

0.32

Kurtosis

5.31

2.6

3.9

2.39

2.48

2.81