t<span class="op">:</span><span class="st">  </span><span class="dv">584</span> records</span>
<span id="cb3-6"><a href="#cb3-6" aria-hidden="true"></a>  Second data set<span class="op">:</span><span class="st"> </span><span class="dv">584</span> records</span>
<span id="cb3-7"><a href="#cb3-7" aria-hidden="true"></a>  Total number of pairs<span class="op">:</span><span class="st"> </span><span class="dv">170</span> <span class="dv">236</span> pairs</span>
<span id="cb3-8"><a href="#cb3-8" aria-hidden="true