Table 5.

The results of the S-χ² test of item fit.

Item	$S-{\chi }^2$	$S-{\chi }^2$ probability
1	39.37	0.281
2	42.38	0.127
3	37.91	0.218
4	27.25	0.660
5	40.59	0.171
6	52.74	0.147
7	33.49	0.218
8	23.66	0.699
9	38.31	0.322