Alternative Equation Formats

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MathML

X \hat{β} = X {(X^{'} X)}^{-} X^{'} y

X \hat{β} = X {(X^{'} X)}^{-} X^{'} y

\[ \bX \widehat{\bbeta } = \bX \left(\bX '\bX \right)^{-}\bX '\mb{y} \]