Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.5678	0.6076	0.6148	0.2791
EP1 excluded	0.3954	0.3931	0.3275	0.1775
EP2 excluded	0.4313	0.4487	0.3593	0.2134
EP3 excluded	0.6371	0.6978	0.6552	0.435
EP4 excluded	0.5074	0.5511	0.5751	0.2904