PROC UNIVARIATE computes the univariate statistics for
two variables, CityPop_80 and CityPop_90. As PROC UNIVARIATE sends each output
object to the Output Delivery System, ODS routes the selected output objects
to the HTML and Printer destinations.
proc univariate data=statepop mu0=3.5;
var citypop_90 citypop_80;
run;