statsmodels.genmod.families.links.Logit.inverse_deriv¶

method

Logit.inverse_deriv(z)[source]¶

Derivative of the inverse of the logit transform

Parameters

zarray-like: z is usually the linear predictor for a GLM or GEE model.

Returns

g’^(-1)(z)array: The value of the derivative of the inverse of the logit function