Alternative Equation Formats

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MathML

χ^{2} = \sum_{j = 1}^{n} \frac{w_{j}^{*} (r_{j} - n_{j} {\hat{π}}_{j})^{2}}{n_{j} {\hat{π}}_{j} (1 - {\hat{π}}_{j})}

Math Rendered as SVG

Math as LaTeX Source

\[ \chi ^2 = \sum _{j=1}^ n \frac{w_ j^*(r_ j - n_ j {\widehat{\pi }}_ j)^2}{n_ j {\widehat{\pi }}_ j (1 - {\widehat{\pi }}_ j)} \]

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