[그래프] Proc Freq를 활용한 모자이트(Mosaic) 그림 생성

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* 출처(SAS9.4) : http://blogs.sas.com/content/iml/2013/11/04/create-mosaic-plots-in-sas-by-using-proc-freq/?utm_sourc...

* 9.3 이전 버젼 : http://blogs.sas.com/content/iml/2014/04/08/construct-a-stacked-bar-chart-in-sas-where-each-bar-equa... 

ods graphics on;
proc freq data=heart;
tables BP_Cat*Weight_Cat / norow chisq plots=MOSAIC; /* alias for MOSAICPLOT */
run;