[程式] R的畫圖問題
[軟體程式類別]:
R
[程式問題]:
畫圖
[軟體熟悉度]:
低(1~3個月)
[問題敘述]:
要如何修改才能讓出來的圖
不要有上虛線與下虛線？
[程式範例]:
library(survival)
aids=read.table(file="c:/hw.txt",header=TRUE)
fit=survfit(Surv(aids[,2],aids[,3])~aids[,1],type="kaplan-meier")
summary(fit)
plot(fit,xlab="Survival Time(month)",ylab="S(t)",col=c("red"),lty=c(1))
legend(25,1,c("病患號碼"),col=c("2","red"),lty=c(1))
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