scikits.statsmodels.family.family.Gamma

class scikits.statsmodels.family.family.Gamma(link=<scikits.statsmodels.family.links.Power object at 0x032FF090>)

Gamma exponential family distribution.

Parameters:

link : a link instance, optional

The default link for the Gamma family is the inverse link. Available links are log, identity, and inverse. See statsmodels.family.links for more information.

See also

statsmodels.family.family.Family

Attributes

link Helper method to get the link for a family.
variance

Methods

resid_dev(Y, mu[, scale]) Gamma deviance residuals
deviance(Y, mu[, scale]) Gamma deviance function
loglike(Y, mu[, scale]) Loglikelihood function for Gamma exponential family distribution.
resid_anscombe(Y, mu) The Anscombe residuals for Gamma exponential family distribution

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