Analysis of Skid Resistance and Noise Characteristics for Varieties of Concrete Pavement

Table 5

Clustering analysis results of the noise level of concrete pavement.

Variation (SI)	Cluster
	1	2	3
Average	97.73	102.81	108.61
Variance	0.70	0.85	0.97
Maximum	95.15	100.41	106.03
Minimum	99.42	105.71	111.72