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winter
2010 Aug 30
2
reordering levels error
Please consider the following dataset:
I want to reorder the levels by year but get the following error:
Error in tapply(v, x, FUN, ...) : arguments must have same length
?
I suspect that I need to add the levels before I melt the dataset
?but either way I have only use 'reorder' once before and can't figure
?out how it works..Thanks for any advice.
?
winter <- (list(week = c(26L,