Evaluate the Consumer Acceptance of AIoT-Based Unmanned Convenience Stores Based on Perceived Risks and Technological Acceptance Models

Table 5

The goodness-of-fit of the measurement and structural model.

Fit indices		Criteria	Measurement model	Structural model
Absolute fit index		The smaller the better (值)	278.104 ()	255.277 ()
	/df	, 1∼5	1.960	1.850
	CFI	>0.9	0.902	0.903
	AGFI	>0.9	0.983	0.986
	RMR	<0.08	0.037	0.010
	SRMR	<0.08	0.074	0.074
	RMSEA	<0.08	0.067	0.059
Incremental fit index	NFI	>0.9	0.925	0.950
	NNFI	>0.9	0.958	0.971
	CFI	>0.9	0.962	0.976
	RFI	>0.9	0.937	0.938
	IFI	>0.9	0.970	0.976
Streamline and adapt indicators	PNFI	>0.5	0.765	0.767
	PGFI	>0.5	0.674	0.656