Changes

<math> \mathbf{V}=(\mathbf{G}-\bar{\mathbf{G}})^T (\hat{\boldsymbol{\Omega}}^{-1}-\hat{\boldsymbol{\Omega}}^{-1} \mathbf{X}(\mathbf{X^T}\hat{\boldsymbol{\Omega}}^{-1}\mathbf{X})^{-1} \mathbf{X^T} \hat{\boldsymbol{\Omega}}^{-1})(\mathbf{G}-\bar{\mathbf{G}}) </math>.

<math> \mathbf{V}=(\mathbf{G}-\bar{\mathbf{G}})^T (\hat{\boldsymbol{\Omega}}^{-1}-\hat{\boldsymbol{\Omega}}^{-1} \mathbf{X}(\mathbf{X^T}\hat{\boldsymbol{\Omega}}^{-1}\mathbf{X})^{-1} \mathbf{X^T} \hat{\boldsymbol{\Omega}}^{-1})(\mathbf{G}-\bar{\mathbf{G}}) </math>.

The score test statistic, <math>T_i=(U_i^2)/V_{ii}</math>,  is asymptotically distributed as chi-squared with one degree of freedom.

The score test statistic, <math>T_i=(U_i^2)/V_{ii}</math>,  is asymptotically distributed as chi-squared with one degree of freedom. The score test p-value is reported in raremetalworker.

== Summary Statistics and Covariance Matrices==

== Summary Statistics and Covariance Matrices==