* 참고문서
- RAND함수
- sas에서 확률분포함수 : 성균관대 임찬수 님
- http://www.math.smith.edu/sas/exceprt-2-10.pdf
*y = EXP(Mu) * rand('LOGNORMAL')**Sigma;
* 정규난수 = 평균+ RANNOR(seed )*표준편차;
DATA BACK;
DO n=1 TO 10000;
VAR1 = NORMAL(1223);
LOG_VAR1 = EXP(10)*RAND('LOGnormal')**3;
LOG_VAR2 = EXP(10+RAND('normal')*3);
LOG_VAR3 = EXP(RAND('normal',10,3));
NOR_VAR1 = LOG(LOG_var1);
NOR_VAR2 = LOG(LOG_var2);
NOR_VAR3 = LOG(LOG_var3);
output;
end;
RUN;
PROC MEANS DATA=BACK MEAN STD MAXDEC=1;
VAR NOR_VAR1 NOR_VAR2 NOR_VAR3;
RUN;
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