Crude Oil Source Identification of Asphalt via ATR-FTIR Approach Combined with Multivariate Statistical Analysis

Table 8

The test of the logistic regression model.

Test of goodness of fit	Coefficient	Chi-square	Significance level
	Pearson	5.502	1
	Deviance	6.078	1
Test of pseudo R-squared	Cox and Snell	Nagelkerke	McFadden
	0.849	0.971	0.971
Test of likelihood ratio	Parameter	Chi-square	Significance level
	B	13.521	0.001
	F1	47.335	0.000
	F2	8.554	0.014
	F3	3.389	0.042