Table 5 Descriptive statistics of selected predictors post-multicollinearity analysis.

From: Edaphic and meteorological parameters as determinants of radon exhalation and its environmental implication in Peruvian agroecosystems

Parameter

Set

Min

Max

Mean

SD

Q1

Q3

Skewness

Pressure

(mmHg)

Train

670.42

744.43

707.86

13.02

710.38

712.22

− 0.08

Val

670.17

744.38

705.35

19.05

693.57

712.53

− 1.12

Bulk Density

(g \(\hbox {cc}^{-1}\))

Train

0.7

1.54

1.21

0.18

1.09

1.33

− 0.28

Val

0.7

1.46

1.14

0.20

0.98

1.27

− 0.22

Soil Moisture

(%)

Train

0

54.5

15.22

10.72

6.80

21.60

2.08

Val

2.46

44.6

12.00

9.84

6.02

14.40

0.92

Air Temperature

(\(^{\circ }\)C)

Train

16.71

37.46

27.23

4.87

22.82

31.18

0.20

Val

18.32

34.15

25.55

4.65

22.15

28.88

− 0.05

Solar Irradiance

(W \(\hbox {m}^{-2}\))

Train

0

1060.77

195.1

304.93

14.83

225.10

1.64

Val

0.02

941.44

204.65

327.79

11.44

206.83

1.59

Permeability

Train

0

2

2

0.51

2

2

− 3.71

Val

0

2

2

0.46

2

2

− 2.16

  1. The permeability parameter is classified as low = 0, medium = 1, and high = 2.