spss因子分析显示不是正定矩阵，不知道该怎么操作应该去掉哪些变量啊，软件小白求指导

求指导怎么看，应该去掉哪几个变量啊

相关矩阵a
		I1	I2	I3	I4	I5	I6	I7
相关	I1	1.000	.802	.879	.894	.583	.813	.866
	I2	.802	1.000	.756	.703	.686	.630	.663
	I3	.879	.756	1.000	.969	.641	.776	.825
	I4	.894	.703	.969	1.000	.622	.744	.814
	I5	.583	.686	.641	.622	1.000	.665	.611
	I6	.813	.630	.776	.744	.665	1.000	.974
	I7	.866	.663	.825	.814	.611	.974	1.000
	C1	-.632	-.538	-.724	-.705	-.656	-.708	-.721
	C2	.841	.723	.948	.917	.650	.776	.805
	C3	.428	.274	.492	.478	.408	.621	.616
	C4	.862	.549	.796	.808	.564	.943	.948
	C5	.536	.149	.371	.425	.335	.723	.701
	F1	.655	.385	.647	.741	.296	.511	.580
	F2	.858	.719	.850	.885	.510	.673	.749
	F3	.627	.392	.561	.638	.225	.547	.571
	F4	.586	.440	.657	.693	.122	.385	.493
	F5	.840	.660	.837	.866	.773	.841	.862
	F6	.798	.556	.827	.868	.644	.766	.807
	F7	.814	.643	.868	.887	.674	.765	.804
	T1	.235	.282	.378	.396	.498	.366	.344
	T2	.725	.598	.872	.842	.508	.689	.697
	T3	.781	.636	.811	.844	.587	.639	.683
	T4	.537	.328	.705	.723	.375	.503	.531
	T5	.527	.348	.741	.750	.343	.524	.566
	G1	.743	.545	.790	.806	.775	.898	.864
	G2	.675	.679	.856	.808	.574	.649	.658
	G3	.805	.686	.857	.842	.757	.845	.828
	G4	.670	.501	.720	.712	.702	.792	.751
	G5	.777	.731	.871	.850	.585	.664	.702
	S1	.590	.514	.748	.742	.228	.407	.477
	S2	.759	.607	.873	.886	.601	.682	.728
	S3	.758	.643	.851	.885	.580	.619	.681
	S4	.687	.626	.838	.819	.564	.667	.686
	S5	.740	.791	.844	.809	.603	.615	.628

相关矩阵a
		C1	C2	C3	C4	C5	F1	F2
相关	I1	-.632	.841	.428	.862	.536	.655	.858
	I2	-.538	.723	.274	.549	.149	.385	.719
	I3	-.724	.948	.492	.796	.371	.647	.850
	I4	-.705	.917	.478	.808	.425	.741	.885
	I5	-.656	.650	.408	.564	.335	.296	.510
	I6	-.708	.776	.621	.943	.723	.511	.673
	I7	-.721	.805	.616	.948	.701	.580	.749
	C1	1.000	-.765	-.594	-.661	-.236	-.507	-.615
	C2	-.765	1.000	.475	.789	.376	.706	.868
	C3	-.594	.475	1.000	.580	.493	.213	.380
	C4	-.661	.789	.580	1.000	.751	.627	.753
	C5	-.236	.376	.493	.751	1.000	.418	.391
	F1	-.507	.706	.213	.627	.418	1.000	.888
	F2	-.615	.868	.380	.753	.391	.888	1.000
	F3	-.384	.632	.178	.610	.473	.929	.813
	F4	-.298	.685	-.026	.491	.227	.857	.813
	F5	-.826	.837	.500	.855	.545	.708	.811
	F6	-.665	.813	.404	.802	.618	.830	.847
	F7	-.687	.872	.387	.807	.516	.850	.922
	T1	-.422	.322	.686	.216	.240	.041	.141
	T2	-.710	.915	.279	.694	.232	.747	.805
	T3	-.526	.810	.168	.671	.457	.845	.872
	T4	-.323	.705	.138	.583	.436	.758	.702
	T5	-.445	.787	.203	.596	.300	.754	.725
	G1	-.765	.831	.537	.884	.636	.666	.732
	G2	-.590	.895	.283	.635	.211	.670	.808
	G3	-.786	.933	.549	.834	.498	.701	.840
	G4	-.682	.785	.433	.789	.547	.700	.748
	G5	-.530	.889	.314	.680	.352	.737	.891
	S1	-.362	.765	.116	.488	.110	.771	.817
	S2	-.611	.873	.248	.738	.387	.838	.896
	S3	-.567	.870	.289	.689	.353	.866	.942
	S4	-.622	.879	.291	.682	.313	.818	.882
	S5	-.587	.889	.464	.606	.158	.578	.820

相关矩阵a
		F3	F4	F5	F6	F7	T1	T2
相关	I1	.627	.586	.840	.798	.814	.235	.725
	I2	.392	.440	.660	.556	.643	.282	.598
	I3	.561	.657	.837	.827	.868	.378	.872
	I4	.638	.693	.866	.868	.887	.396	.842
	I5	.225	.122	.773	.644	.674	.498	.508
	I6	.547	.385	.841	.766	.765	.366	.689
	I7	.571	.493	.862	.807	.804	.344	.697
	C1	-.384	-.298	-.826	-.665	-.687	-.422	-.710
	C2	.632	.685	.837	.813	.872	.322	.915
	C3	.178	-.026	.500	.404	.387	.686	.279
	C4	.610	.491	.855	.802	.807	.216	.694
	C5	.473	.227	.545	.618	.516	.240	.232
	F1	.929	.857	.708	.830	.850	.041	.747
	F2	.813	.813	.811	.847	.922	.141	.805
	F3	1.000	.794	.591	.715	.754	.040	.722
	F4	.794	1.000	.524	.688	.733	-.112	.736
	F5	.591	.524	1.000	.925	.912	.362	.739
	F6	.715	.688	.925	1.000	.951	.306	.755
	F7	.754	.733	.912	.951	1.000	.205	.820
	T1	.040	-.112	.362	.306	.205	1.000	.198
	T2	.722	.736	.739	.755	.820	.198	1.000
	T3	.807	.786	.774	.888	.929	.156	.808
	T4	.659	.807	.628	.825	.782	.130	.728
	T5	.649	.839	.635	.750	.758	.148	.829
	G1	.643	.467	.911	.849	.877	.387	.781
	G2	.677	.718	.657	.673	.818	.203	.918
	G3	.677	.545	.878	.810	.896	.346	.844
	G4	.685	.500	.841	.802	.893	.200	.759
	G5	.728	.752	.689	.753	.878	.183	.845
	S1	.722	.890	.478	.632	.711	.008	.832
	S2	.747	.809	.832	.891	.966	.131	.881
	S3	.783	.823	.782	.846	.944	.169	.841
	S4	.789	.797	.755	.800	.918	.155	.900
	S5	.572	.576	.639	.593	.716	.368	.812

相关矩阵a
		T3	T4	T5	G1	G2	G3	G4
相关	I1	.781	.537	.527	.743	.675	.805	.670
	I2	.636	.328	.348	.545	.679	.686	.501
	I3	.811	.705	.741	.790	.856	.857	.720
	I4	.844	.723	.750	.806	.808	.842	.712
	I5	.587	.375	.343	.775	.574	.757	.702
	I6	.639	.503	.524	.898	.649	.845	.792
	I7	.683	.531	.566	.864	.658	.828	.751
	C1	-.526	-.323	-.445	-.765	-.590	-.786	-.682
	C2	.810	.705	.787	.831	.895	.933	.785
	C3	.168	.138	.203	.537	.283	.549	.433
	C4	.671	.583	.596	.884	.635	.834	.789
	C5	.457	.436	.300	.636	.211	.498	.547
	F1	.845	.758	.754	.666	.670	.701	.700
	F2	.872	.702	.725	.732	.808	.840	.748
	F3	.807	.659	.649	.643	.677	.677	.685
	F4	.786	.807	.839	.467	.718	.545	.500
	F5	.774	.628	.635	.911	.657	.878	.841
	F6	.888	.825	.750	.849	.673	.810	.802
	F7	.929	.782	.758	.877	.818	.896	.893
	T1	.156	.130	.148	.387	.203	.346	.200
	T2	.808	.728	.829	.781	.918	.844	.759
	T3	1.000	.784	.708	.764	.825	.801	.781
	T4	.784	1.000	.919	.630	.681	.601	.603
	T5	.708	.919	1.000	.663	.772	.668	.634
	G1	.764	.630	.663	1.000	.757	.937	.935
	G2	.825	.681	.772	.757	1.000	.863	.779
	G3	.801	.601	.668	.937	.863	1.000	.928
	G4	.781	.603	.634	.935	.779	.928	1.000
	G5	.909	.705	.718	.741	.950	.862	.771
	S1	.763	.798	.834	.480	.836	.607	.490
	S2	.931	.827	.845	.828	.887	.853	.856
	S3	.927	.782	.810	.779	.895	.855	.813
	S4	.890	.769	.814	.808	.953	.881	.859
	S5	.680	.538	.649	.663	.884	.840	.646

相关矩阵a
		G5	S1	S2	S3	S4	S5
相关	I1	.777	.590	.759	.758	.687	.740
	I2	.731	.514	.607	.643	.626	.791
	I3	.871	.748	.873	.851	.838	.844
	I4	.850	.742	.886	.885	.819	.809
	I5	.585	.228	.601	.580	.564	.603
	I6	.664	.407	.682	.619	.667	.615
	I7	.702	.477	.728	.681	.686	.628
	C1	-.530	-.362	-.611	-.567	-.622	-.587
	C2	.889	.765	.873	.870	.879	.889
	C3	.314	.116	.248	.289	.291	.464
	C4	.680	.488	.738	.689	.682	.606
	C5	.352	.110	.387	.353	.313	.158
	F1	.737	.771	.838	.866	.818	.578
	F2	.891	.817	.896	.942	.882	.820
	F3	.728	.722	.747	.783	.789	.572
	F4	.752	.890	.809	.823	.797	.576
	F5	.689	.478	.832	.782	.755	.639
	F6	.753	.632	.891	.846	.800	.593
	F7	.878	.711	.966	.944	.918	.716
	T1	.183	.008	.131	.169	.155	.368
	T2	.845	.832	.881	.841	.900	.812
	T3	.909	.763	.931	.927	.890	.680
	T4	.705	.798	.827	.782	.769	.538
	T5	.718	.834	.845	.810	.814	.649
	G1	.741	.480	.828	.779	.808	.663
	G2	.950	.836	.887	.895	.953	.884
	G3	.862	.607	.853	.855	.881	.840
	G4	.771	.490	.856	.813	.859	.646
	G5	1.000	.843	.905	.942	.932	.874
	S1	.843	1.000	.799	.835	.830	.766
	S2	.905	.799	1.000	.970	.948	.738
	S3	.942	.835	.970	1.000	.946	.812
	S4	.932	.830	.948	.946	1.000	.806
	S5	.874	.766	.738	.812	.806	1.000

a. 此矩阵不是正定矩阵。

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