如何在 pareto.chat() 中调整 x 轴的标签大小,例如:
defect <- c(80, 27, 66, 94, 33)
names(defect) <- c("price code", "schedule date", "supplier code",
"contact num.", "part num.")
pareto.chart(defect, ylab = "Error frequency")
我想要的是缩小标签“联系人号码。”,“价格代码”,......