n>
<span class="r-out co"><span class="r-pr">#&gt;</span> 140    140    3</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 150    150    1</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co">## Histogram of the raw data ... set breaks and x-axis label</span></span></span>
<span class="r-in"><span><span class="va">brks</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/seq.html" class="external-link">seq</a></span><span clas