1) load (descriptive)$
(%i2) load (numericalio)$
(%i3) s1 : read_list (file_search (&quot;pidigits.data&quot;))$
(%i4) qrange (s1);
                               21
(%o4)                          --
                               4
(%i5) s2 : read_matrix (file_search (&quot;wind.data&quot;))$
(%i6) qrange (s2);
(%o6) [5.385, 5.572499999999998, 6.0225, 8.729999999999999, 
                                               6.650000000000002]
</pre>
<p>Veja tamb&eacute;m a fun&ccedil;&atilde;o <code>quantile</cod