R語言學習筆記：主成分分析及因子分析

1.主成分分析code princomp()orm   princomp(formula, data = NULL, subset, na.action, ...) princomp(x, cor = FALSE, scores = TRUE, covmat = NULL, subset = rep(TRUE, nrow(as.matrix(x))), ...) x爲數據集；cor默認爲FALSE

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