Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.7394	0.7396	0.6831	0.4153
1 excluded	0.6919	0.6923	0.6015	0.4286
2 excluded	0.6803	0.6803	0.5908	0.415
3 excluded	0.652	0.6531	0.558	0.3856
4 excluded	0.6942	0.6952	0.6035	0.4319