有关SAS的程序说明data work.profit;infile sales;input Year 1-4 Expenses 6-10 Revenue 12-16;run;proc means data=work.profit;run;proc print data=work.profit;run;proc sort data=work.profit;by year;run;这个程序每个语句的意思~
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![有关SAS的程序说明data work.profit;infile sales;input Year 1-4 Expenses 6-10 Revenue 12-16;run;proc means data=work.profit;run;proc print data=work.profit;run;proc sort data=work.profit;by year;run;这个程序每个语句的意思~](/uploads/image/z/3500325-45-5.jpg?t=%E6%9C%89%E5%85%B3SAS%E7%9A%84%E7%A8%8B%E5%BA%8F%E8%AF%B4%E6%98%8Edata+work.profit%3Binfile+sales%3Binput+Year+1-4+Expenses+6-10+Revenue+12-16%3Brun%3Bproc+means+data%3Dwork.profit%3Brun%3Bproc+print+data%3Dwork.profit%3Brun%3Bproc+sort+data%3Dwork.profit%3Bby+year%3Brun%3B%E8%BF%99%E4%B8%AA%E7%A8%8B%E5%BA%8F%E6%AF%8F%E4%B8%AA%E8%AF%AD%E5%8F%A5%E7%9A%84%E6%84%8F%E6%80%9D%7E)
有关SAS的程序说明data work.profit;infile sales;input Year 1-4 Expenses 6-10 Revenue 12-16;run;proc means data=work.profit;run;proc print data=work.profit;run;proc sort data=work.profit;by year;run;这个程序每个语句的意思~
有关SAS的程序说明
data work.profit;
infile sales;
input Year 1-4 Expenses 6-10
Revenue 12-16;
run;
proc means data=work.profit;
run;
proc print data=work.profit;
run;
proc sort data=work.profit;
by year;
run;
这个程序每个语句的意思~
有关SAS的程序说明data work.profit;infile sales;input Year 1-4 Expenses 6-10 Revenue 12-16;run;proc means data=work.profit;run;proc print data=work.profit;run;proc sort data=work.profit;by year;run;这个程序每个语句的意思~
data work.profit; 在临时逻辑库work中建立名为profit的数据集
infile sales; 数据集的内容来自外部名为sales的纯文本文件
input Year 1-4 Expenses 6-10 从Sales中读入year,expenses,revenue三个数
Revenue 12-16; 值型变量,1到4列为year 6到10列为expenses,
12到16列为revenue
run; 数据集建立完成
proc means data=work.profit; 对该数据集调用means过程进行描述性统计
run;
proc print data=work.profit; 在SAS输出窗口打印数据集内容
run;
proc sort data=work.profit; 对数据集进行排序
by year; 排序的变量为year
run;