scatterplot(mpg ~ wt | cyl, data=mtcars, lwd=2, span=0.75,
main="Scatter Plot of MPG vs Weight by # Cylinders",
xlab="Weight of Car",
ylab="Miles Per Gallon",
legend.plot=TRUE,
id.method="identify",
labels=row.names(mtcars),
boxplots="xy")
Error in axis(side = side, at = at, labels = labels, ...) : 'label'的值虽然是有了,但'at'的值却不存在 有人知道这个问题怎么解决的吗?
main="Scatter Plot of MPG vs Weight by # Cylinders",
xlab="Weight of Car",
ylab="Miles Per Gallon",
legend.plot=TRUE,
id.method="identify",
labels=row.names(mtcars),
boxplots="xy")
Error in axis(side = side, at = at, labels = labels, ...) : 'label'的值虽然是有了,但'at'的值却不存在 有人知道这个问题怎么解决的吗?