Alternative Equation Formats

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MathML

e = z_{α / 2} \sqrt{V a r ({\bar{y}}_{s t r})}

e = z_{α / 2} \sqrt{V a r ({\bar{y}}_{s t r})}

\[ e = z_{\alpha /2} \sqrt {\mr{Var}(\bar{y}_{\mi{str}})} \]