[英]R ggplot2 change colours of dodged barchart
我正在研究以下數據的ggplot2圖:
means <- c(2.4,3,3,3.16,2.5,2.5,3,4.5)
sds <- c(1.0,1.2,1.0,1.1,2.1,0.7,2.8,0.7)
teams <- c(1,1,1,1,2,2,2,2)
scales <- c(1,2,3,4,1,2,3,4)
datas <- data.frame(teams, scales, means, sds)
感謝非常積極的幫助,情節看起來像這樣:
graph <-
ggplot(data=datas, aes(scales, y=means, group=teams)) +
geom_bar(aes(fill=teams), stat="identity",
position="dodge") +
geom_errorbar(aes(ymin= means - sds, ymax = means + sds, width=0.2),
position=position_dodge(width=0.90)) +
coord_flip()
現在我想將條形顏色更改為特殊顏色。 我得到了一個提示,scale_fill_manual會這樣做(我嘗試了scale_fill_manual(values = c('#0023a0','#f9a635'))+ ...)但我得到的只是一個錯誤(連續值提供給離散比例)。 有任何想法嗎?
ggplot(data = datas, aes(scales, y = means, group = teams)) +
geom_bar(aes(fill = as.factor(teams)), stat = "identity",
position = "dodge") +
geom_errorbar(aes(ymin = means - sds, ymax = means + sds, width=0.2),
position = position_dodge(width = 0.90)) +
coord_flip() + scale_fill_manual("Teams",values = c('#0023a0', '#f9a635'))
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