Last data update: 2014.03.03

R: boxcox.deriv
boxcox.derivR Documentation

boxcox.deriv

Description

Derivative of the Box-Cox transformation function.

Usage

  boxcox.deriv(x, lambda)

Arguments

x

a numeric vector or scalar

lambda

Box-Cox transformation variable.

Value

A vector or scalar of the derivative of the Box-Cox function evaluated at x.

Author(s)

Michelle Winerip, Garrick Wallstrom, Joshua LaBaer

References

Box, George EP, and David R. Cox. "An analysis of transformations." Journal of the Royal Statistical Society. Series B (Methodological) (1964): 211-252.

See Also

boxcox boxcox.inv boxcox.inv.density

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