Table 3 Statistical characteristics of dataset.

From: Advanced and hybrid machine learning techniques for predicting compressive strength in palm oil fuel ash-modified concrete with SHAP analysis

 

Cement

(kg/m3)

POFA

(kg/m3)

CA/FA

(ratio)

W/B

(ratio)

SP

(kg/m3)

Age

(days)

CS

(MPa)

Maximum

1128.00

451.20

2.99

0.95

55.00

180.00

156.00

Minimum

80.00

0.00

0.38

0.16

0.00

1.00

8.00

Mean

375.85

107.43

1.29

0.40

8.08

39.57

53.68

Median

350.00

80.00

1.28

0.35

6.24

28.00

44.90

Mode

350.00

0.00

1.27

0.35

0.00

28.00

30.10

SD

155.42

103.70

0.49

0.16

10.65

44.47

29.07

Cv

0.41

0.97

0.38

0.40

1.32

1.12

0.54

Skewness

1.64

1.14

1.33

0.93

3.31

1.70

1.26

Kurtosis

5.47

0.72

3.83

−0.11

12.15

2.62

1.52