Alternative Equation Formats

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MathML

\hat{β} = {(X^{'} X)}^{- 1} X^{'} Y

\hat{β} = {(X^{'} X)}^{- 1} X^{'} Y

\[ \hat{\bbeta } = { \left( \mb{X}' \mb{X} \right) }^{-1} \mb{X}' \mb{Y} \]