scikits.statsmodels.discretemod.Logit.cdf

Logit.cdf(X)

The logistic cumulative distribution function

Parameters :

X : array-like

X is the linear predictor of the logit model. See notes.

Returns :

1/(1 + exp(-X)) :

Notes

In the logit model,

System Message: WARNING/2 (\Lambda\left(x^{\prime}\beta\right)=\text{Prob}\left(Y=1|x\right)=\frac{e^{x^{\prime}\beta}}{1+e^{x^{\prime}\beta}} )

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