[3]> minitab

 MTB > set 'traffic.data' c1
 MTB > describe c1
 
                 N     MEAN   MEDIAN   TRMEAN    STDEV   SEMEAN
 C1             49    5.306    5.200    5.276    1.275    0.182
 
               MIN      MAX       Q1       Q3
 C1          2.800    8.800    4.500    6.150
