I'm using SAS 9.4 and running the following code: proc nlmixed data=newdata; parms b0=2 b1=-4 b2=-5 b3=4 v=21; p=b0+b1*bin+b2*time+b3*bin*time; model y ~ normal(p,v); estimate "parm eq 0" b3-5 df=1e8; ods output AdditionalEstimates=Parms; run; I have an estimate statement because I'm trying to test b3=5. I want my p-value for these results to be from a one-sided test and I assume right now the p-value represents a two-sided test. How can I change this?
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