s_graph</span><span class="op">(</span><span class="va">russell_3000</span>, ts_id<span class="op">=</span><span class="st">"period"</span>, binary <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="prepare_missing_values_graph-2.png" alt="" width="700" height="433"></span>
</code></pre></div>
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