panel報錯
?> f <- factor(f,labels = "Group1","Group2")> xyplot(y~x | f,layout=c(2,1))Error in limits.and.aspect(default.prepanel, prepanel = prepanel, have.xlim = have.xlim, ?: ?need at least one panel
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為什么會報錯？我和老師做的一樣
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?> f <- factor(f,labels = "Group1","Group2")> xyplot(y~x | f,layout=c(2,1))Error in limits.and.aspect(default.prepanel, prepanel = prepanel, have.xlim = have.xlim, ?: ?need at least one panel
?
為什么會報錯？我和老師做的一樣
2016-04-15
舉報
2016-05-23
多個變量要用c()函數括起來
f <- factor(f, labels = c("Group1", "Group2"))