Alternative Equation Formats

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

MathML

Wscale = \sqrt{\frac{\sum_{i} w_{i} {r_{i}}^{2}}{\sum_{i} w_{i} - p}}

\[ {\mbox{ Wscale}} = \sqrt{{\sum _ i{w_ i {r_ i}^2}} \over {\sum _ i{w_ i - p}}} \]