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The Samba Team are pleased to announce Samba 2.0 Beta3 This is the third of (hopefully) a short series of Beta releases of the 2.0 code and incorporates bug fixes and changes from feedback gained from the first two betas. We are relasing these Betas to enable the Samba Team to gain wider testing of the new autoconf mechanism and fix any bugs before the first ship of the new stable version of

...score*exp(rnorm(1,0,basescore_sd)) ed$drop[k]<-fall*exp(rnorm(1,0,fall_sd)) ed$up[k]<-slope*exp(rnorm(1,0,rise_sd)) ed$bshz<-beta0 } comb1<-merge(data1[, c("ID","TIME")], ed) comb1$disprog<-1 comb1$beta1<-0.035 comb1$beta21<-0.02 comb1$beta22<-0.45 comb1$beta23<-0085 comb1$beta31<-0.7 comb1$beta32<-0.05 comb1$exphz<-1 comb2<-comb1 p<-0 for(l in 1:length(comb2$ID)) { p<-p+1 comb2$disprog[p]<-comb2$base[p]*exp(-comb2$drop[p]*comb2$TIME[p]) + comb2$up[p]*comb2$TIME[p] comb2$frac[p]<-ifelse ( comb2$DOSE[p]==3,...

I have data that looks like this: > df1 group id 1 red A 2 red B 3 red C 4 blue D 5 blue E 6 blue F I want a list of the groups containing vectors with the ids. I am avoiding subset(), as it is only recommended for interactive use. Here's what I have so far: df1 <- data.frame(group=c("red", "red", "red", "blue",