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#2: Post edited
- `align` works for me:
- \begin{align}
- R^2 &= \frac{\sum(\text{fitted value minus sample mean value})^2}{\sum(\text{observed value minus sample mean value})^2} \\
- & = \frac{\text{explained variability}}{\text{total variability}}.
\end{align}
- `align` works for me:
- \begin{align}
- R^2 &= \frac{\sum(\text{fitted value minus sample mean value})^2}{\sum(\text{observed value minus sample mean value})^2} \\
- & = \frac{\text{explained variability}}{\text{total variability}}.
- \end{align}
- I'm pretty sure Codidact uses MathJax. We have a [Meta tag](https://math.codidact.com/categories/42/tags/4099) named
- "mathjax-rendering".
