Alternative Equation Formats

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MathML

Pearson residual = \frac{O_{c} - E_{c}}{\sqrt{E_{c}}}

Pearson residual = \frac{O_{c} - E_{c}}{\sqrt{E_{c}}}

\[ \text {Pearson residual} = \frac{O_ c-E_ c}{\sqrt {E_ c}} \]