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statsmodels.genmod.families.links.inverse_power.inverse_deriv¶

inverse_power.inverse_deriv(z)¶

Derivative of the inverse of the power transform

Parameters
zarray_like

z is usually the linear predictor for a GLM or GEE model.

Returns
g^(-1)’(z)ndarray

The value of the derivative of the inverse of the power transform

function

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