   : int  1 10 2 4 1 10 10 1 1 1 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ Bl.cromatin    : int  3 3 3 3 3 9 3 3 1 2 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ Normal.nucleoli: int  1 2 1 7 1 7 1 1 1 1 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ Mitoses        : int  1 1 1 1 1 1 1 1 5 1 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ Class          : Factor w/ 2 levels "benign","malignant": 1 1 1 1 1 2 1 1 1 1