Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

MathML

\sqrt{\frac{1}{n - 1} \sum_{j = 1}^{n} w_{i} (x_{j} - {\bar{x}}_{w})^{2}}

${\sqrt{{\frac{1}{n-1}\sum _{j=1}^{n}w_ i(x_{j}-\overline{x}_{w})^2}}}$