Description Usage Arguments Details Value References Examples
Standardize a Vector
1 2 3 | standardize2(x, scale = TRUE)
standardize(x, scale = TRUE)
|
x |
numeric vector |
scale |
scale variable by (twice) its standard deviation? |
standardize
centers values and scales them by their standard deviation. standardize2
does the same but scales by twice their standard deviation.
standardized vector
.
Gelman, A. (2008). Scaling Regression Inputs by Dividing by two Standard Deviations. Statistics in Medicine 27(2865–2873).
1 2 3 4 5 6 | x <- runif(100, 0, 1.2)
xz <- standardize2(x)
sd(xz)
xz <- standardize(x)
sd(xz)
|
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