Is there a way to do ROLLUP or CUBE in R like in sql?
Question
Is there a way to summarize data in R using functions like ROLLUP and CUBE in sql?
If so could someone point me in the direction of an example?
1 answers
solution1
1 ACCPTED 2014-08-10 15:17:50
使用内置数据集CO2尝试以下操作：
as.data.frame(addmargins(xtabs(uptake ~ Plant + Type + Treatment, CO2)))
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