Created
December 24, 2014 22:56
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crate table of confidence interval of ratio.
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| CIset<-function(k, n, group=NULL, conf=0.95){ | |
| rate = k/n | |
| len <-length(k) | |
| CI =sapply(1:len ,function(i){ | |
| ans <- binom.test(k[i], n[i], conf.level =conf) | |
| ans$conf.int[1:2]}) | |
| data.frame(group =if(is.null(group)){LETTERS[1:len]}else{group}, | |
| rate=rate, | |
| upper = CI[1,], | |
| lower = CI[2,]) | |
| } |
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Example
dat2<-data.frame(
CTs =c(50, 6),
IMP =c(100,10)
)
result2 <-CIset(k =dat2$CTs,n =dat2$IMP)