Traffic Allocation Mode of PPP Highway Project: A Risk Management Approach

Table 6

Variance analysis.

Model		Sum of squares	df	Mean square	F	Significance
Time cost coefficient	Regression	2.006	2	1.003	121.489	0.000^a
	Residual	0.281	34	0.008	—	—
	Totals	2.287	36	—	—	—
	^aPrediction variables: (constant), congestion condition, and road condition.
Charging impedance coefficient	Regression	1.871	4	0.468	52.276	0.000^a
	Residual	0.286	32	0.009	—	—
	Totals	2.157	36	—	—	—
	^aPrediction variables: (constant), road condition, congestion condition, income level, and years of use
Comfort coefficient	Regression	2.150	2	1.075	442.249	0.000^a
	Residual	0.083	34	0.002	—	—
	Totals	2.233	36	—	—	—
	^aPrediction variables: (constant), congestion condition, and road condition.