Table 11:
MLR slump predictive model accuracy measures
Model performance
Predicted Slump (training)
Multiple R
2
Adjusted R
2
Residual error
RMSE [mm]
MAPE [%]
0.9336
0.9115
3.075
6.634
3.633
Predicted Slump (testing and validation)
-
-
-
8.373
8.034