R princomp()

1 개요[ | ]

R princomp()
R
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p <- princomp(USArrests, cor=T)
summary(p)
## Importance of components:
##                           Comp.1    Comp.2    Comp.3     Comp.4
## Standard deviation     1.5748783 0.9948694 0.5971291 0.41644938
## Proportion of Variance 0.6200604 0.2474413 0.0891408 0.04335752
## Cumulative Proportion  0.6200604 0.8675017 0.9566425 1.00000000

summary(p, loading=T)
## Importance of components:
##                           Comp.1    Comp.2    Comp.3     Comp.4
## Standard deviation     1.5748783 0.9948694 0.5971291 0.41644938
## Proportion of Variance 0.6200604 0.2474413 0.0891408 0.04335752
## Cumulative Proportion  0.6200604 0.8675017 0.9566425 1.00000000
## 
## Loadings:
##          Comp.1 Comp.2 Comp.3 Comp.4
## Murder    0.536  0.418  0.341  0.649
## Assault   0.583  0.188  0.268 -0.743
## UrbanPop  0.278 -0.873  0.378  0.134
## Rape      0.543 -0.167 -0.818
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