sorry, it is not -N+1, it should be integer -N+1, for example if N is 10.2, then the term before the last one should be A*(B) -9 , not 9.2. ... View more

  Hello,   In my survey dataset, I only have replicate weights (repwtp1-repwtp80), since it is a public use data file. I would like to ask if the following sas code is correct to run a logistic regression with survey weights. Thanks a lot!   PROC SURVEYLOGISTIC data=dataset VARMETHOD=jackknife; MODEL dependent_variable=independent_variable(s); REPWEIGHTS repwtp1-repwtp80 /JKCOEFS=0.05; run; ... View more

  Hello,   In my survey dataset, I only have replicate weights (repwtp1-repwtp80), since it is a public use data file. I would like to ask if the following sas code is correct to run a logistic regression with survey weights. Thanks a lot!   PROC SURVEYLOGISTIC data=dataset VARMETHOD=jackknife; MODEL dependent_variable=independent_variable(s); REPWEIGHTS repwtp1-repwtp80 /JKCOEFS=0.05; run; ... View more

Thanks very much for your help! Best regards. ... View more

Or just this way: DATA NEW2(DROP=RC ) ; if _n_=1 then do;    DECLARE  HASH  AA(DATASET:' work.new(where=(score=2) ) ' ) ;  /* only the offering IDs are ready into hash object */    RC=AA.DEFINEKEY( 'ID' ) ;     RC=AA.DEFINEDONE() ; end; set new; if aa.check(); RUN ; ... View more