你好,想问你一下,spss中因子分析我设计的指标是打算提取7个主成分的,但是实际操作起来却实现12个,而且方差贡献率只有67%,我想知道能手动选择提取主成分的个数吗,如果可以,怎么操作?如果不能,那么如何才能解决这个问题呢? 急啊,谢谢啦
解释的总方差
初始特征值 提取平方和载入 旋转平方和载入
成份 合计 方差的 % 累积 % 合计 方差的 % 累积 % 合计 方差的 % 累积 %
1 8.073 21.820 21.820 8.073 21.820 21.820 3.145 8.499 8.499
2 2.746 7.422 29.242 2.746 7.422 29.242 2.556 6.909 15.408
3 2.061 5.569 34.811 2.061 5.569 34.811 2.438 6.589 21.997
4 1.869 5.051 39.862 1.869 5.051 39.862 2.320 6.271 28.268
5 1.650 4.459 44.321 1.650 4.459 44.321 2.255 6.093 34.362
6 1.576 4.260 48.581 1.576 4.260 48.581 2.107 5.694 40.055
7 1.384 3.740 52.322 1.384 3.740 52.322 2.049 5.537 45.593
8 1.257 3.397 55.719 1.257 3.397 55.719 1.772 4.789 50.381
9 1.226 3.313 59.032 1.226 3.313 59.032 1.702 4.600 54.981
10 1.130 3.054 62.086 1.130 3.054 62.086 1.693 4.577 59.558
11 1.086 2.936 65.022 1.086 2.936 65.022 1.648 4.454 64.012
12 1.012 2.735 67.757 1.012 2.735 67.757 1.386 3.746 67.757
13 .933 2.521 70.278
14 .884 2.390 72.668
15 .864 2.335 75.003
16 .828 2.239 77.241
17 .749 2.023 79.264
18 .680 1.837 81.101
19 .651 1.760 82.861
20 .622 1.681 84.542
21 .614 1.660 86.203
22 .541 1.462 87.664
23 .508 1.373 89.037
24 .467 1.263 90.301
25 .425 1.149 91.450
26 .400 1.082 92.532
27 .375 1.013 93.545
28 .354 .956 94.502
29 .320 .865 95.367
30 .296 .799 96.166
31 .282 .762 96.928
32 .247 .668 97.597
33 .230 .622 98.218
34 .192 .519 98.737
35 .176 .476 99.213
36 .158 .426 99.640
37 .133 .360 100.000
提取方法:主成份分析。