SAS软件应用基础软件应用基础 The Fundamental Application of SAS Software234567891011121314data a;input name$sex$age height weight;cards;zhanglin f 47 156.3 47.1zhaohua m 38 172.4 61.5wangqang m 41 169.2 64.5liuli f 52 158.2 53.6shidong f 39 160.1 48.0sunhong f 27 158.3 49.9donglin f 33 162.4 51.6tongling m 34 170.4 58.9;proc sort;by sex;proc print data=a;proc means;by sex;var height weight;proc sort;by age;proc print data=a;run;151617181920212223SAS常用功能键常用功能键 252627282930313233343536373839404142RatioNum Sex Age Weight Height1001 F 19 47 1.69 27.81071002 M 20 55 1.74 31.60921003 F 18 49 1.66 29.5181434546474849505152535455DATA D1;INPUT NUM$1-4 SEX$5 H 6-9 W 10-11;CARDS;1001F1.67481002M1.7360 RUN;DATA D1;INFILE C:FIT.TXTINPUT NUM$1-4 SEX$5 H 6-9 W 10-11;RUN;5657 小结：小结：本次课主要介绍本次课主要介绍SAS软件系统以及软件系统以及SAS数据集、常量、变量与观测；数据集、常量、变量与观测；SAS数据集的数据集的建立建立 5859606162636465666768697071727374757677787980818284858687888990919293949596979899。