Alternative Equation Formats

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MathML

χ_{j} = \frac{\sqrt{w_{j}} (r_{j} - n_{j} {\hat{p}}_{j})}{\sqrt{n_{j} {\hat{p}}_{j} {\hat{q}}_{j}}}

\[ \chi _ j=\frac{\sqrt{w_ j}(r_ j-n_ j\hat{p}_ j)}{\sqrt{n_ j\hat{p}_ j\hat{q}_ j}} \]