pamela
Sorry that i was too slow on the way to learn this stuff.
I did the factor analysis about the webpage browsing, having suppressed less than 0.3 and show them all. Then it came out some variables showed up in several factors with similar loadings, that drive me mad..
Rotated Component Matrix
Component
1 2 3 4 5 6
b91新闻 .724
B92IT .554 .521
b93游戏 .781
b94保健 538 .473
B95旅游 .491 .320
B96资源 .722
B97星象 .630
B98文学 .409 .637
B99留学 .594
B910营养 .713
b911交通 427 .421
B912明星 .589
B913培训 .387 .757
B914时尚 .685
B915两性 .466
B916科学 .496
B917招聘 .785
b918个人网站 .802
b919博客 .828
b920校友录 .367 .448 .338
B921彩信 .356 .625
b922网络购物 .568 .342
B923政府 .534
what should I do with them? delete them or leave them as it is?