options ls=78;

data hw2;

infile 'hwk2data.txt';

input sn gender $ color $ propvio music;

run;

proc print data=hw2;

title 'name, printing out data to check format';

run;

proc univariate data=hw2 plot;

var propvio music;

title 'name, univariate to assess distribution';

run;

proc means data=hw2;

var propvio music;

title 'name, calculating means';

run;

proc chart data=hw2;

vbar propvio music / levels=12;

title 'name, charting data to examine distributions';

run;

proc sort data=hw2;

by gender;

run;

proc univariate data=hw2 plot;

by gender;

var propvio music;

title 'name, univariate to examine distributions sorted by gender';

run;

proc means data=hw2;

by gender;

var propvio music;

title 'name, examining means when sorting by gender';

run;

proc chart data=hw2;

by gender;

vbar propvio music / levels=7;

title 'name, examining chart when sorting by gender';

run;

proc sort data=hw2;

by color;

run;

proc univariate data=hw2 plot;

by color;

var propvio music;

title 'name, univariate to examine distributions when sorting by car color';

run;

proc means data=hw2;

by color;

var propvio music;

title 'name, calculating means when sorting by car color';

run;

proc chart data=hw2;

by color;

vbar propvio music / levels=7;

title 'name, examining chart when sorting by car color';

run;

proc sort data=hw2;

by gender color;

run;

proc univariate data=hw2 plot;

by gender color;

var propvio music;

title 'name, univariate to examine dist when sorting by gender and car color';

run;

proc means data=hw2;

by gender color;

var propvio music;

title 'name, calculating means sorted by gender and car color';

run;

proc chart data=hw2;

by gender color;

vbar propvio music / levels=7;

title 'name, examining chart when sorting by gender and color';

run;

quit;