International Journal of STEM Education

Table 2 Reliability and validity of the questionnaire

From: Gender differences in high school students’ interest in STEM careers: a multi-group comparison based on structural equation model

Construct	Item	Factor loading	Skew	Kurtosis	Cronbach's α		CR	AVE	EF	SSE	SCP	ISC
EF	FLE	0.733	− 0.131	− 0.308	0.818	0.824	0.823	0.538	0.733
	ILE	0.769	0.732	− 0.072		0.812
	SS	0.755	− 0.066	− 0.532		0.766
	Media	0.673	− 0.298	− 0.426		0.891
SSE	Science	0.846	− 0.170	− 0.333	0.833	0.839	0.830	0.557	0.603	0.746
	Technology	0.546	− 1.067	0.729		0.835
	Engineering	0.691	− 0.260	− 0.737		0.822
	Mathematics	0.858	− 0.110	− 0.358		0.813
SCP	Prospects	0.618	− 0.463	0.655	0.834	0.762	0.839	0.640	0.373	0.384	0.800
	Skills	0.846	− 1.467	2.585		0.911
	Development	0.907	− 1.131	1.280		0.867
ISC	ISC1	0.916	− 0.195	− 0.806	0.929		0.929	0.768	0.581	0.352	0.404	0.876
	ISC2	0.935	− 0.121	− 0.880
	ISC3	0.813	0.169	− 0.781
	ISC4	0.835	− 0.386	− 0.757

The bold number refers to the square root of AVE in each construct; EF: Environmental factors; LE: Learning Experiences; SS: Social Support; SSE: STEM self-efficacy; SCP: STEM careers perceptions; ISC: Interest in STEM careers

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