1.2.5.1.2. statsmodels.api.Logit.cdf¶
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Logit.
cdf
(X)[source]¶ 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,
\[\Lambda\left(x^{\prime}\beta\right)=\text{Prob}\left(Y=1|x\right)=\frac{e^{x^{\prime}\beta}}{1+e^{x^{\prime}\beta}}\]