Re: 请教一个SAS的问题 - Science版

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Science版 - Re: 请教一个SAS的问题

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相关话题的讨论汇总
话题: ran话题: sas话题: seed话题: sigma话题: mu

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(共1页)

w*z
发帖数: 71

%let N=100;
%let SEED=37647; *-1 for system time;
%macro ran(mu,sigma);
data temp;
drop i;
do i=1 to &N;
x=&mu+&sigma*normal(&SEED);
output;
end;
run;
%mend ran;
%ran(10,0.1); * %ran(10,sqrt(0.1)) if sigma^2=0.1;

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相关主题
● Re: 问个内积的问题	● Re: 第一宇宙速度是多少？
● Re: how to match up Galois subgp and field extension?	● Re: EM signals travel along outer side of a wire
● Re: analytic solution for an ODE...	● Re: repost: Integration Help!
● Re: one question	● Re: 数学作业
● Re: [转载] sas expert, help please;	● Re: help: the approximation of n!
● Re: who can try this problem?	● Re: 积分请教
● Re: 计算分子运动的速度	● Re: 修正结果 --问howell
● Re: 一个问题	● Re: 大吓帮忙看一下...

相关话题的讨论汇总
话题: ran话题: sas话题: seed话题: sigma话题: mu

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