SAS

I used SAS in some introductory lectures in University. It was lab, exercises and final test.

As an example of the language I paste a code snippet U used in an exercise:

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data work.ordini_dip2;
set work.ordini_dip;
anno_ordine = year(Order_Date);
run;

proc print data=work.ordini_dip2;
run;

title1 'Frequenze degli ordini di vendita';
proc freq data=work.ordini_dip2;
tables Gender;
tables anno_ordine / nocum;
run;
title;