proc sql;
create table data_weibull_1 as
select *,1/rt as rt_1
from data_weibull;
quit;
proc nlin data=work.data_weibull_1;
parms a=0 b=0;
model rt_1=1-exp(-a*t**b);
run;
抱歉,不取倒数,nlin拟合报错,所以我取倒数了
楼主: jiang25u
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1050
1
请教大神帮我用sas做一下curve fitting |
硕士生 34%
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100论坛币
最佳答案proc sql;
create table data_weibull_1 as
select *,1/rt as rt_1
from data_weibull;
quit;
proc nlin data=work.data_weibull_1;
parms a=0 b=0;
model rt_1=1-exp(-a*t**b);
run;
抱歉,不取倒数,nlin拟合报错,所以我取倒数了
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