Investigating the factor structure of the Test of English for Academic Purposes (TEAP) and its relation to test takers’ perceived test task value

Language Testing in Asia

Table 3 Fit indices for the models

Model	Chi-square	df	CFI	TLI	RMSEA [CI]	SRMR
Correlated	14851.478*	7496	0.948	0.947	0.021 [0.021, 0.022]	0.051
Single	32137.384*	7502	0.825	0.822	0.038 [0.038, 0.039]	0.072
Higher order	15048.220*	7498	0.946	0.945	0.021 [0.021, 0.022]	0.051
Receptive-productive	23026.457*	7501	0.890	0.888	0.031 [0.030, 0.031]	0.062