statsmodels.genmod.families.links.logit.inverse_deriv¶
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logit.
inverse_deriv
(z)¶ Derivative of the inverse of the logit transform
Parameters: z : array_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 logit function