Description
The interquartilic range is the difference between the third and first quartiles, quantile(list,3/4) - quantile(list,1/4)
,
(%i1) load (descriptive)$
(%i2) load (numericalio)$
(%i3) s1 : read_list (file_search ("pidigits.data"))$
(%i4) qrange (s1);
21
(%o4) --
4
(%i5) s2 : read_matrix (file_search ("wind.data"))$
(%i6) qrange (s2);
(%o6) [5.385, 5.572499999999998, 6.0225, 8.729999999999999,
6.650000000000002]
See also function .