Alternative Equation Formats

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MathML

\begin{aligned} E [Y] & = \frac{(a + μ_{i}) \exp (- a / μ_{i}) - (b + μ_{i}) \exp (- b / μ_{i})}{\exp (- a / μ_{i}) - \exp (- b / μ_{i})} \\ V a r [Y] & = \frac{(a^{2} + 2 a μ_{i} + 2 μ_{i}^{2}) \exp (- a / μ_{i}) - (b^{2} + 2 b μ_{i} + 2 μ_{i}^{2}) \exp (- b / μ_{i})}{\exp (- a / μ_{i}) - \exp (- b / μ_{i})} \\ - {(E [Y])}^{2} \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} \mr{E}[Y] & = \frac{(a+\mu _ i) \exp (-a/\mu _ i) - (b+\mu _ i) \exp (-b/\mu _ i)}{\exp (-a/\mu _ i) - \exp (-b/\mu _ i)} \\ \mr{Var}[Y] & = \frac{(a^2+2a\mu _ i+2\mu _ i^2) \exp (-a/\mu _ i) - (b^2+2b\mu _ i+2\mu _ i^2) \exp (-b/\mu _ i)}{\exp (-a/\mu _ i) - \exp (-b/\mu _ i)} \\ & - \left(\mr{E}[Y] \right)^2 \end{align*}