 temperature per subgroup</span></span>
<span id="cb19-8"><a href="get-started.html#cb19-8" tabindex="-1"></a>  <span class="fu">summarize</span>(</span>
<span id="cb19-9"><a href="get-started.html#cb19-9" tabindex="-1"></a>    <span class="at">count =</span> <span class="fu">sum</span>(count), </span>
<span id="cb19-10"><a href="get-started.html#cb19-10" tabindex="-1"></a>    <span class="at">temp_avg =</span> <span class="fu">mean</span>(temp)</span>
<span id="cb19-11"><a href="get-started.html#cb19-11" t