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2010 Jun 13
1
using latticeExtra plotting confidence intervals
...y(latticeExtra) sample1<-rnorm(100,10,2) sample2<-rnorm(100,50,3) sample3<-rnorm(100,20,2) sample4<-rnorm(100,40,1) mu1<-mean(sample1) ci.upper1<-mu1+2*2 ci.lower1<-mu1-2*2 mu2<-mean(sample2) ci.upper2<-mu2+2*3 ci.lower2<-mu2-2*3 mu3<-mean(sample3) ci.upper3<-mu3+2*2 ci.lower3<-mu3-2*2 mu4<-mean(sample4) ci.upper4<-mu4+2*1 ci.lower4<-mu4-2*1 categories<-c("A","B") mu<-cbind(mu1,mu2,mu3,mu4) ci.upper<-cbind(ci.upper1,ci.upper2,ci.upper3,ci.upper4) ci.lower<-cbind(ci.lower1,ci.lower2,ci.lower3,ci....