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  • statsmodels.genmod.families.links.NegativeBinomial |

statsmodels.genmod.families.links.NegativeBinomial.inverse_deriv¶

NegativeBinomial.inverse_deriv(z)[source]¶

Derivative of the inverse of the negative binomial transform

Parameters:

z : array-like

Usually the linear predictor for a GLM or GEE model

Returns:

The value of the inverse of the derivative of the negative binomial

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