Investigating Effects of Nano/SBR Polymer on Rutting Performance of Binder and Asphalt Mixture

Table 5

ANOVA pairwise Tukey statistical analysis for rutting and flow number.

		Sum of squares	D	Mean square	F	Significance
ANOVA statistical analysis
Rutting	Between groups	26.218	4	6.554	656.288	0.008
	Within groups	0.100	10	0.010
	Total	26.318	14
Flow number	Between groups	7134837	4	1783709	120.050	0.011
	Within groups	148580	10	14858
	Total	7283417	14
Pairwise Tukey statistical analysis
		AC	SBR	NC	N2S4	N3S3
Rutting	AC	—	S	S	S	S
	SBR		—	N	S	S
	NC			—	S	S
	N2S4				—	N
	N3S3					—
Flow number	AC		S	S	S	S
	SBR		—	S	S	S
	NC			—	N	N
	N2S4				—	N
	N3S3					—

α  = 0.05; N, not significant; S, significant.