statsmodels.genmod.families.links.Power.inverse_deriv2¶
- Power.inverse_deriv2(z)[source]¶
Second 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
- g^(-1)’(z)
Last update:
Oct 08, 2024