Performance Prediction Modelling for Flexible Pavement on Low Volume Roads Using Multiple Linear Regression Analysis

Table 4

Regression statistics of the developed models.

Regression statistics	Roughness model	Cracking model	Pothole model
Multiple	0.946	0.957	0.937
square	0.896	0.916	0.878
Adjusted square	0.893	0.913	0.875
Standard error	0.773	1.564	2.417
Observations	120	120	120