- counts <- table(Arthritis$Improved,Arthritis$Treatment)
col = c("red","yellow","green"))
legend(x=0.4,y=40,rownames(counts),cex=0.8,
pch=rep(15,3),col=c("red","yellow","green"),
)
barplot(counts, main = "Grouped Bar Plot",beside = TRUE,
xlab = "Treatment",ylab = "Frequency",
col = c("red","yellow","green"))
legend(x=2.5,y=25,rownames(counts),cex=0.8,
pch=rep(15,3),col=c("red","yellow","green"),
)
代码如上,分别绘图时图例大小已调整好,但是在使用如下语句分区绘图时图例框过大显示混乱
- par(mfrow=c(1,2))
请问怎样才能调整图例框的大小?


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