Alternative Equation Formats

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MathML

\begin{aligned} p o w e r & = {\begin{cases} Φ (z_{α} + \sqrt{N} \frac{p - p_{0}}{\sqrt{p (1 - p)}}), & upper one-sided \\ Φ (z_{α} - \sqrt{N} \frac{p - p_{0}}{\sqrt{p (1 - p)}}), & lower one-sided \\ Φ (z_{\frac{α}{2}} + \sqrt{N} \frac{p - p_{0}}{\sqrt{p (1 - p)}}) + Φ (z_{\frac{α}{2}} - \sqrt{N} \frac{p - p_{0}}{\sqrt{p (1 - p)}}), & two-sided \end{cases} \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} \mr{power} & = \left\{ \begin{array}{ll} \Phi \left( z_\alpha + \sqrt{N} \frac{p - p_0}{\sqrt{p(1-p)}} \right), & \mbox{upper one-sided} \\ \Phi \left( z_\alpha - \sqrt{N} \frac{p - p_0}{\sqrt{p(1-p)}} \right), & \mbox{lower one-sided} \\ \Phi \left( z_\frac {\alpha }{2} + \sqrt{N} \frac{p - p_0}{\sqrt{p(1-p)}} \right) + \Phi \left( z_\frac {\alpha }{2} - \sqrt{N} \frac{p - p_0}{\sqrt{p(1-p)}} \right), & \mbox{two-sided} \\ \end{array} \right. \\ \end{align*}