rg/reference/aes.html'>aes</a></span><span class='op'>(</span><span class='va'>group</span>, <span class='va'>weight</span><span class='op'>)</span><span class='op'>)</span> <span class='op'>+</span>
  <span class='fu'><a href='https://ggplot2.tidyverse.org/reference/geom_boxplot.html'>geom_boxplot</a></span><span class='op'>(</span><span class='op'>)</span>
<span class='fu'>add_pval</span><span class='op'>(</span><span class='va'>plt</span>, pairs <span class='op'>=</span> <span class='fu'><a href='https:/