Predictive variables

Average

Confidence Interval

W_L (%)

31.77

±1.05

W_P (%)

18.71

±0.76

I_P (%)

13.06

±0.79

X₈₀ (μm)

70.62

±2.39

X₄₀₀ (μm)

76.22

±3.2

X₂ (mm)

83.00

±3.33

X_4.75 (mm)

89.07

±2.99

I_g

8

±1