statsmodels.genmod.families.links.Logit.inverse_deriv

Logit.inverse_deriv(z) [source]

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) – The value of the derivative of the inverse of the logit function
Return type:	array