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沙发

楼主 |
发表于 2005-9-20 10:39:47
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只看该作者
结果来了
[code:ba4af]
data ahuige;
do a =1 to 100;
do b=1 to 100;
p25=probbeta(0.1,a,b);
p75=probbeta(0.3,a,b);
output;
end;
end;
run;
data temp;
set ahuige;
if abs(p25-0.1)<0.05 and abs(p75-0.3)<0.05 then output;
run;
*没想到结果直接就是a=1,b=1,根本不用约等于,呵呵[/code:ba4af] |
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