Alternative Equation Formats

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MathML

Q_{i} = X_{i} (X^{'} W X)^{- 1} X_{i}^{'}

Q_{i} = X_{i} (X^{'} W X)^{- 1} X_{i}^{'}

\[ Q_ i = \bX _ i(\bX ^{\prime }\bW \bX )^{-1} \bX _ i^{\prime } \]