Variance, Covariance Matrix, Linear Regression, Standard Error, Confidence Interval.
X))*resid_variance print('Variance-Covariance Matrix of coefficient estimates=\n'+str(coeff_covs_matrix)) We get the following output: Variance-Covariance Matrix of coefficient estimates= [[ 1.39215336e+01 -7.68038461e-03 5.11395679e-02] [-7.68038461e-03 5.77116102e-06 -5.62371161e-05] [