8575 -1.27867961    0.7035638   0.9192234 virginica</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 148:   0.79301235 -0.13153881    0.8168591   1.0504160 virginica</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 149:   0.43072244  0.78617383    0.9301544   1.4439941 virginica</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 150:   0.06843254 -0.13153881    0.7602115   0.7880307 virginica</span>
<span class="r-in"><span><span class="va">iris</span> <span class="o