Alternative Equation Formats

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MathML

\begin{array}{rcl} f (y) & = & (\begin{matrix} n \\ r \end{matrix}) μ^{r} (1 - μ)^{n - r} for y = \frac{r}{n}, r = 0, 1, 2, \dots, n \\ ϕ & = & 1 \\ V a r (Y) & = & \frac{μ (1 - μ)}{n} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} f(y) & = & {\left( \begin{array}{c}n \cr r\end{array}\right) } \mu ^ r (1-\mu )^{n-r}~ ~ ~ \mbox{for } y=\frac{r}{n}, ~ r=0,1, 2,\ldots ,n \\ \phi & = & 1 \\ \mr{Var}(Y) & = & \frac{\mu (1-\mu )}{n} \\ \end{eqnarray*}