TABLE 4.

Cronbach’s alpha of measures

	Cronbach's alpha
Measure	Total sample	SA (pre)	SA (post)	Non-SA group (all)	Comparison group (matched)
Academic self-efficacy	0.93	0.91	0.94	0.92	0.94
Science-task self-efficacy	0.89	0.91	0.84	0.89	0.91
Science identity	0.90	0.83	0.83	0.90	0.91
Expectancy for STEM career	0.96	0.95	0.95	0.96	0.97
Belonging to university	0.91	0.89	0.89	0.91	0.91
Belonging to STEM	0.96	0.96	0.93	0.96	0.96
Membership	0.96	0.95	0.97	0.96	0.96
Acceptance	0.94	0.96	0.92	0.94	0.94
Affect	0.90	0.85	0.89	0.90	0.91
Desire to fade	0.84	0.87	0.79	0.84	0.86
Intention to leave STEM	0.85	0.78	0.85	0.85	0.81