Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.6495	0.6689	0.6558	0.3356
EP1 excluded	0.502	0.501	0.4184	0.2508
EP2 excluded	0.5413	0.5483	0.4543	0.288
EP3 excluded	0.6879	0.7227	0.6699	0.4649
EP4 excluded	0.5838	0.6056	0.5959	0.3386