strong><a href="../../../../../../org/apache/commons/math3/stat/regression/MillerUpdatingRegression.html#addObservation(double[], double)">addObservation</a></strong>(double[]&nbsp;x,
              double&nbsp;y)</code>
<div class="block">Adds an observation to the regression model.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/regression/MillerUpdatingRegression.html#addObservati