Creates a link object based on the link function
\(\eta = \mu ^ \lambda\).
Usage
power(lambda = 1)
Arguments
lambda
a real number.
Value
A list with components linkfun, linkinv,
mu.eta, and valideta.
See make.link for information on their meaning.
Details
If lambda is non-positive, it is taken as zero, and the log
link is obtained. The default lambda = 1 gives the identity
link.
References
Chambers, J. M. and Hastie, T. J. (1992)
Statistical Models in S.
Wadsworth & Brooks/Cole.
See Also
make.link,
family To raise a number to a power, see Arithmetic. To calculate the power of a test, see various functions in the
stats package, e.g., power.t.test.