Nothing
Code
print(principal_components(mtcars[, 1:4], n = "auto"))
Output
# Loadings from Principal Component Analysis (no rotation)
Variable | PC1 | Complexity
-----------------------------
mpg | -0.93 | 1.00
cyl | 0.96 | 1.00
disp | 0.95 | 1.00
hp | 0.91 | 1.00
The unique principal component accounted for 87.55% of the total variance of the original data.
Code
print(principal_components(mtcars[, 1:4], n = "auto"), labels = c(
"Miles/(US) gallon", "Number of cylinders", "Displacement (cu.in.)",
"Gross horsepower"))
Output
# Loadings from Principal Component Analysis (no rotation)
Variable | Label | PC1 | Complexity
-----------------------------------------------------
mpg | Miles/(US) gallon | -0.93 | 1.00
cyl | Number of cylinders | 0.96 | 1.00
disp | Displacement (cu.in.) | 0.95 | 1.00
hp | Gross horsepower | 0.91 | 1.00
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