[其他] 在STATA中的实现主成分分析 [推广有奖]

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red123star 发表于 2019-12-8 23:53:37 |AI写论文

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(obs=11,462)

Factor analysis/correlation                   Number of obs =    11,462
Method: principal factors                   Retained factors =       2
Rotation: (unrotated)                      Number of params =       9

--------------------------------------------------------------------------
      Factor  | Eigenvalue Difference       Proportion Cumulative
-------------+------------------------------------------------------------
      Factor1  |    2.96618    2.40664          0.9354    0.9354
      Factor2  |    0.55954    0.63637          0.1765    1.1119
      Factor3  |    -0.07683    0.02308          -0.0242    1.0876
      Factor4  |    -0.09992    0.07803          -0.0315    1.0561
      Factor5  |    -0.17794          .          -0.0561    1.0000
--------------------------------------------------------------------------
LR test: independent vs. saturated:  chi2(10) = 3.7e+04 Prob>chi2 = 0.0000

Factor loadings (pattern matrix) and unique variances

-------------------------------------------------
      Variable |  Factor1 Factor2 | Uniqueness
-------------+--------------------+--------------
         b0407 | 0.6400 0.4504 |    0.3876
         b0408 | 0.6687 0.4353 |    0.3634
         b0409 | 0.8487 -0.1612 |    0.2537
         b0410 | 0.8357 -0.2782 |    0.2242
         b0411 | 0.8311 -0.2527 |    0.2454
-------------------------------------------------