A :
 [[6, 4, 6, 2, 4, 8, 6, 4, 6, 4, 3, 2],
  [8, 10, 7, 9, 12, 8, 10],
  [16, 13, 17, 12, 11, 18, 13, 18, 14, 12]]$
(%i6) boxplot (A)$
</pre></dd></dl>

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