Change width of bars in barchart (R)
问题 I am wondering how to change the width of the bars in the barchart() function. Here is the code: rater1 <- c(0.75, 0.66, 0.73, 0.63) barplot(rater1, ylim=c(0:1),axes = TRUE, names.arg = c("A", "B", "C", "D"), axisnames=TRUE, col="grey70") Is it also possible to place value labels above the bars? Thanks. 回答1: From ?barplot : space: the amount of space (as a fraction of the average bar width) left before each bar. May be given as a single number or one number per bar. [...] So, for example,