[Retracted] Statistical Modeling and Simulation of Online Shopping Customer Loyalty Based on Machine Learning and Big Data Analysis

Table 4

Fitting indexes after operation.

	Student sample	Nonstudent sample
Ratio of chi-square to degrees of freedom	1.357	2.263
Normative fit index (NFI)	0.823	0.811
Comparative fit index (CFI)	0.836	0.827
Incremental fit index (IFI)	0.950	0.844
Goodness of fit index (GFI)	0.849	0.830
Tucker Lewis index (TLI)	0.946	0.894
Approximate root mean square residual (RMSEA)	0.040	0.069