Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

MathML

\begin{aligned} n_{i \cdot} & = \sum_{j} n_{i j} & (row totals) \\ n_{\cdot j} & = \sum_{i} n_{i j} & (column totals) \\ n & = \sum_{i} \sum_{j} n_{i j} & (overall total) \\ p_{i j} & = n_{i j} / n & (cell percentages) \\ p_{i \cdot} & = n_{i \cdot} / n & (row percentages of total) \\ p_{\cdot j} & = n_{\cdot j} / n & (column percentages of total) \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\[ \begin{aligned} n_{i \cdot } & = \sum _ j n_{ij} & & \mbox{(row totals)} \\ n_{\cdot j} & = \sum _ i n_{ij} & & \mbox{(column totals)} \\ n & = \sum _ i \sum _ j n_{ij} & & \mbox{(overall total)} \\ p_{ij} & = n_{ij} / n & & \mbox{(cell percentages)} \\ p_{i \cdot } & = n_{i \cdot } / n & & \mbox{(row percentages of total)} \\ p_{\cdot j} & = n_{\cdot j} / n & & \mbox{(column percentages of total)} \end{aligned} \]