Alternative Equation Formats

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MathML

\begin{aligned} R d_{i j} & = P r o b (Y is discordant with cell (i, j)) + \frac{1}{2} P r o b (Y is tied with cell (i, j)) \\ = P r o b ((g r o u p < i and Y > j) or (g r o u p > i and Y < j)) + \\ \frac{1}{2} P r o b (g r o u p \neq i and Y = j) \\ = \sum_{g = 1}^{2} \sum_{c = 1}^{C} w_{g} {\tilde{p}}_{g c} [I_{(g - i) (c - j) < 0} + \frac{1}{2} I_{g \neq i, c = j}] \end{aligned}

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Math as LaTeX Source

\begin{align*} Rd_{ij} & = \mr{Prob}\left(Y \mbox{ is discordant with cell} (i,j)\right) + \frac{1}{2} \mr{Prob}\left(Y \mbox{ is tied with cell} (i,j)\right) \\ & = \mr{Prob}\left((\mr{group} < i \mbox{ and } Y > j) \mbox{ or } (\mr{group} > i \mbox{ and } Y < j)\right) + \\ & \quad \frac{1}{2} \mr{Prob}\left(\mr{group} \ne i \mbox{ and } Y = j\right) \\ & = \sum _{g=1}^2 \sum _{c=1}^ C w_ g \tilde{p}_{gc} \left[\mr{I}_{(g-i)(c-j) < 0} + \frac{1}{2} \mr{I}_{g \ne i, c = j} \right] \end{align*}