A variable transformation that gives the probability density function (PDF) of the inverse Box-Cox transformation of a normal random variable. Called internally in plot.model.
Usage
boxcox.inv.density(y, lambda, mu, sig)
Arguments
y
a numeric vector or scalar
lambda
the transformation parameter
mu
the mean of the transformed component
sig
the standard deviation of the transformed component
Value
A vector or scalar of the untransformed x values.
References
Box, George EP, and David R. Cox. "An analysis of transformations." Journal of the Royal Statistical Society. Series B (Methodological) (1964): 211-252.