Evaluating academic motivation among Chinese secondary EFL learners: validation and measurement invariance

BMC Psychology

Table 4 Fit indices for measurement invariance tests of the model across gender and grade levels

Model	χ²	df	CFI	ΔCFI	TLI	RMSEA	90% C.I.	SRMR
M1^a: Configural invariance	2275.89	658	0.922	-	0.911	0.059	0.057, 0.062	0.071
M2^a: Metric invariance	2319.201	679	0.921	0.001	0.912	0.059	0.056,0.062	0.073
M3^a: Scalar invariance	2445.959	707	0.917	0.004	0.911	0.059	0.057, 0.062	0.080
M4^b: Configural invariance	2289.258	658	0.923	-	0.912	0.060	0.057, 0.062	0.072
M5^b: Metric invariance	2322.667	679	0.923	0.000	0.914	0.059	0.056, 0.062	0.074
M6^b: Scalar invariance	2384.968	707	0.921	0.002	0.916	0.058	0.056, 0.061	0.074

Notes: ^{a Fit index} for measurement invariance tests of the model across genders
^b Fit indices for measurement invariance tests of the model across grades

ISSN: 2050-7283