panel報(bào)錯(cuò)
?> 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(huì)報(bào)錯(cuò)？我和老師做的一樣
weibo_青檸不加冰_0
2016-04-15
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2016-05-23
多個(gè)變量要用c()函數(shù)括起來(lái)
f <- factor(f, labels = c("Group1", "Group2"))