statsmodels.regression.linear_model.OLSResults.conf_int

method

OLSResults.conf_int(alpha=0.05, cols=None)

Returns the confidence interval of the fitted parameters.

Parameters

alphafloat, optional

The alpha level for the confidence interval. ie., The default alpha = .05 returns a 95% confidence interval.

colsarray-like, optional

cols specifies which confidence intervals to return

Notes

The confidence interval is based on Student’s t-distribution.