Quiz

proc print data=flights.laguardia noobs;

var on changed flight;

where on>=160;

run;

  
proc print data=flights.laguardia;
  var date on changed flight;
  where changed>3;  
run;

proc print data=flights.laguardia label;

id date;

var boarded transferred flight;

label boarded='On' transferred='Changed';

where flight='219';

run;

proc print flights.laguardia noobs;

id date;

var date on changed flight;

where flight='219';

run;

Happy learning!

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