update

Author: ZebinYang

docs/_build/html/_sources/guides/testing/fairness.rst.txt

@@ -19,7 +19,7 @@ PIML supports various fairness metrics, as shown below. In specific, we use the
 .. math::
 
    \begin{align}     
-   AIR = \frac{(TP_{p}+FP_{p}) / n_{r}}{(TP_{r}+FP_{r}) / n_{p}}.
+   AIR = \frac{(TP_{p}+FP_{p}) / n_{p}}{(TP_{r}+FP_{r}) / n_{r}}.
    \end{align}
 
 - **Precision**: Positive predictive value disparity ratio.

docs/_build/html/guides/testing/fairness.html

@@ -257,7 +257,7 @@ <h2><span class="section-number">6.7.1. </span>Fairness Metrics<a class="headerl
 </ul>
 <div class="math notranslate nohighlight">
 \[\begin{align}
-AIR = \frac{(TP_{p}+FP_{p}) / n_{r}}{(TP_{r}+FP_{r}) / n_{p}}.
+AIR = \frac{(TP_{p}+FP_{p}) / n_{p}}{(TP_{r}+FP_{r}) / n_{r}}.
 \end{align}\]</div>
 <ul class="simple">
 <li><p><strong>Precision</strong>: Positive predictive value disparity ratio.</p></li>