Alternative Equation Formats

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

MathML

σ^2=tT,CbL,RNtbptb(1ptb)N4

MathML rendered with MathJax

σ^2=tT,CbL,RNtbptb(1ptb)N4

Math as LaTeX Source

\[ \hat{\sigma } ^2 = \frac{\sum _{t \in {T,C}} \sum _{b \in {L,R}} N_{tb} p_{tb}(1-p_{tb})}{N-4} \]