Alternative Equation Formats

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MathML

\begin{array}{rcl} {\hat{V}}_{h} ({\hat{\bar{Y}}}_{D}) & = & \frac{n_{h} (1 - f_{h})}{n_{h} - 1} \sum_{i = 1}^{n_{h}} (r_{h i \cdot} - {\bar{r}}_{h \cdot \cdot})^{2} \\ r_{h i \cdot} & = & (\sum_{j = 1}^{m_{h i}} v_{h i j} (y_{h i j} - {\hat{\bar{Y}}}_{D})) / v_{\cdot \cdot \cdot} \\ {\bar{r}}_{h \cdot \cdot} & = & (\sum_{i = 1}^{n_{h}} r_{h i \cdot}) / n_{h} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} {\hat{V}_ h}(\hat{\bar{Y}}_ D) & =& \frac{{n}_ h(1-f_ h)}{{n}_ h-1} ~ \sum _{i=1}^{n_ h} {(r_{hi\cdot }-\bar{r}_{h\cdot \cdot })^2} \\ r_{hi\cdot }& =& \left( \sum _{j=1}^{m_{hi}}v_{hij}~ (y_{hij}- \hat{\bar{Y}}_ D) \right) / ~ v_{\cdot \cdot \cdot } \\ \bar{r}_{h\cdot \cdot } & =& \left( \sum _{i=1}^{n_ h}r_{hi\cdot } \right) / ~ {n}_ h \end{eqnarray*}