Alternative Equation Formats

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MathML

\begin{aligned} s_{p} & = {(\frac{(n_{1} - 1) s_{1}^{2} + (n_{2} - 1) s_{2}^{2}}{n_{1} + n_{2} - 2})}^{\frac{1}{2}} \\ {S E}_{p} & = s_{p} {(\frac{1}{n_{1}} + \frac{1}{n_{2}})}^{\frac{1}{2}} \\ {d f}_{p} & = n_{1} + n_{2} - 2 \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} s_ p & = \left( \frac{(n_1-1)s_1^2+(n_2-1)s_2^2}{n_1+n_2-2} \right)^\frac {1}{2} \\ \mr{SE}_ p & = s_ p \left( \frac{1}{n_1} + \frac{1}{n_2} \right)^\frac {1}{2} \\ \mr{df}_ p & = n_1+n_2-2 \end{align*}