Rutting Model for HMA Overlay Treatment of Composite Pavements

Table 2

Statistics of the regression analysis of Rut model for composite pavement.

Regression statistics
Multiple 𝑅			0.89
𝑅 square			0.79
Adjusted 𝑅 square			0.79
Standard error			0.62
Observations			364
𝐹 statistics			693.26
Significance 𝐹			2.35 × 10^−124
Coefficients	Value	Standard error	𝑡-stats	𝑃 values
𝑎0	−5.214	0.302	−17.222	6.01 × 10^−49
𝑎1	0.264	0.025	10.505	1.05 × 10^−22
𝑎2	0.0536	0.003	15.246	7.21 × 10^−41