2017-03-08 73 views

回答

1

不能分割在proc meansoutput out声明摘要变量。使用单独的datastep:

proc means data = sashelp.class noprint; 
    output out = class_ratio 
    sum(weight) = total_weight 
    sum(height) = total_height; 
run; 

data class_ratio1; set class_ratio; 
    total_ratio = total_height/total_weight; 
    format total_ratio percent5.2; 
run; 
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